# List of Major League Baseball players (A)

The following is a list of Major League Baseball players, retired or active. As of the end of the 2018 season, there have been 580 players with a last name that begins with A who have been on a major league roster at some point.

## List of Major League Baseball players

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z

## A

Bold indicates an active player.
| Name | Debut | Final game | Position | Teams |
| David Aardsma | April 6, 2004 | August 23, 2015 | Pitcher | San Francisco Giants, Chicago Cubs, Chicago White Sox, Boston Red Sox, Seattle Mariners, New York Yankees, New York Mets, Atlanta Braves |
| Hank Aaron | April 13, 1954 | October 3, 1976 | Right fielder | Milwaukee/Atlanta Braves, Milwaukee Brewers |
| Tommie Aaron | April 10, 1962 | September 24, 1971 | First baseman/Left fielder | Milwaukee/Atlanta Braves |
| Don Aase | July 26, 1977 | October 3, 1990 | Pitcher | Boston Red Sox, California Angels, Baltimore Orioles, New York Mets, Los Angeles Dodgers |
| Andy Abad | September 10, 2001 | April 13, 2006 | First baseman | Oakland Athletics, Boston Red Sox, Cincinnati Reds |
| Fernando Abad | July 28, 2010 | October 1, 2017 | Pitcher | Houston Astros, Washington Nationals, Oakland Athletics, Minnesota Twins, Boston Red Sox |
| John Abadie | April 26, 1875 | June 10, 1875 | First baseman | Philadelphia Centennials, Brooklyn Atlantics |
| Ed Abbaticchio | September 4, 1897 | September 15, 1910 | Second baseman/Shortstop | Philadelphia Phillies (1897-1898), Boston Beaneaters/Doves (1903-1905, 1910), Pittsburgh Pirates (1907-1910) |
| Bert Abbey | June 14, 1892 | September 23, 1896 | Pitcher | Washington Senators (1892), Chicago Colts (1893-1895), Brooklyn Bridegrooms (1895-1896) |
| Charlie Abbey | August 16, 1893 | August 19, 1897 | Outfielder | Washington Senators (1893-1897) |
| Dan Abbott | April 19, 1890 | May 23, 1890 | Pitcher | Toledo Maumees (1890) |
| Fred Abbott | April 29, 1903 | September 20, 1905 | Catcher/First baseman | Cleveland Naps (1903-1904), Philadelphia Phillies (1905) |
| Glenn Abbott | July 29, 1973 | August 8, 1984 | Pitcher | Oakland Athletics (1973-1976), Seattle Mariners (1977-1983), Detroit Tigers (1984-1985) |
| Jeff Abbott | June 10, 1997 | September 29, 2001 | Outfielder | Chicago White Sox (1997-2000), Florida Marlins (2001) |
| Jim Abbott | April 8, 1989 | July 21, 1999 | Pitcher | California Angels (1989-1992, 1995-1996), New York Yankees (1993-1994), Chicago White Sox (1995, 1998), Milwaukee Brewers (1999) |
| Kurt Abbott | September 8, 1993 | April 13, 2001 | Shortstop/Second baseman/Left fielder | Oakland Athletics (1993, 1998), Florida Marlins (1994-1997), Colorado Rockies (1998-1999), New York Mets (2000), Atlanta Braves (2001) |
| Kyle Abbott | September 10, 1991 | August 24, 1996 | Pitcher | California Angels (1991, 1996), Philadelphia Phillies (1992, 1995) |
| Ody Abbott | September 10, 1910 | October 15, 1910 | Center fielder | St. Louis Cardinals (1910) |
| Paul Abbott | August 21, 1990 | August 7, 2004 | Pitcher | Minnesota Twins (1990-1992), Cleveland Indians (1993), Seattle Mariners (1998-2002), Kansas City Royals (2003), Tampa Bay Devil Rays (2004), Philadelphia Phillies (2004) |
| Al Aber | September 15, 1950 | September 11, 1957 | Pitcher | Cleveland Indians (1950, 1953), Detroit Tigers (1953–1957), Kansas City Athletics (1957) |
| Frank Abercrombie | October 21, 1871 | October 21, 1871 | Shortstop | Troy Haymakers (1871) |
| Reggie Abercrombie | April 4, 2006 | September 28, 2008 | Center fielder | Florida Marlins (2006-2007), Houston Astros (2008) |
| Bill Abernathie | September 27, 1952 | September 27, 1952 | Pitcher | Cleveland Indians (1952) |
| Brent Abernathy | June 25, 2001 | September 29, 2005 | Second baseman | Tampa Bay Devil Rays (2001-2003), Kansas City Royals (2003), Minnesota Twins (2005) |
| Tal Abernathy | September 19, 1942 | April 29, 1944 | Pitcher | Philadelphia Athletics (1942-1944) |
| Ted Abernathy | April 13, 1955 | September 30, 1972 | Pitcher | Washington Senators (1955-1957, 1960), Cleveland Indians (1963-1964), Chicago Cubs (1965-1966), Atlanta Braves (1966), Cincinnati Reds (1967-1968), Chicago Cubs (1969-1970), St. Louis Cardinals (1970), Kansas City Royals (1970-1972) |
| Woody Abernathy | July 28, 1946 | April 17, 1947 | Pitcher | New York Giants (1946-1947) |
| Cliff Aberson | July 18, 1947 | May 9, 1949 | Left fielder | Chicago Cubs (1947-1949) |
| Harry Ables | September 4, 1905 | May 5, 1911 | Pitcher | St. Louis Browns (1905), Cleveland Naps (1909), New York Highlanders (1911) |
| Shawn Abner | September 8, 1987 | October 3, 1992 | Outfielder | San Diego Padres (1987-1991), California Angels (1991), Chicago White Sox (1992) |
| Cal Abrams | April 20, 1949 | May 9, 1956 | Outfielder | Brooklyn Dodgers (1949-1952), Cincinnati Reds (1952), Pittsburgh Pirates (1953-1954), Baltimore Orioles (1954-1955), Chicago White Sox (1956) |
| George Abrams | April 19, 1923 | May 4, 1923 | Pitcher | Cincinnati Reds (1923) |
| Johnny Abrego | September 4, 1985 | October 3, 1985 | Pitcher | Chicago Cubs (1985) |
| Bobby Abreu | September 1, 1996 | September 28, 2014 | Right Fielder | Houston Astros (1996-1997), Philadelphia Phillies (1998-2006), New York Yankees (2006-2008), Los Angeles Angels of Anaheim (2009-2012), Los Angeles Dodgers (2012), New York Mets (2014) |
| Joe Abreu | April 23, 1942 | July 11, 1942 | Third baseman/Second baseman | Cincinnati Reds (1942) |
| José Abreu | March 31, 2014 | | First baseman | Chicago White Sox (2014-2017) |
| Juan Abreu | August 29, 2011 | September 27, 2011 | Pitcher | Houston Astros (2011) |
| Tony Abreu | May 22, 2007 | July 28, 2014 | Second baseman/Third baseman | Los Angeles Dodgers (2007, 2009), Arizona Diamondbacks (2010), Kansas City Royals (2012), San Francisco Giants (2013-2014) |
| Winston Abreu | August 6, 2006 | July 25, 2009 | Pitcher | Baltimore Orioles (2006), Washington Nationals (2007), Tampa Bay Rays (2009), Cleveland Indians (2009) |
| Bill Abstein | September 25, 1906 | June 2, 1910 | First baseman | Pittsburgh Pirates (1906, 1909), St. Louis Browns (1910) |
| Jeremy Accardo | May 4, 2005 | September 27, 2012 | Pitcher | San Francisco Giants (2005-2006), Toronto Blue Jays (2006-2010), Baltimore Orioles (2011), Cleveland Indians (2012), Oakland Athletics (2012) |
| José Acevedo | June 19, 2001 | September 29, 2005 | Pitcher | Cincinnati Reds (2001-2004), Colorado Rockies (2005) |
| Juan Acevedo | April 30, 1995 | August 5, 2003 | Pitcher | Colorado Rockies (1995), New York Mets (1997), St. Louis Cardinals (1998-1999), Milwaukee Brewers (2000), Colorado Rockies (2001), Florida Marlins (2001), Detroit Tigers (2002), New York Yankees (2003), Toronto Blue Jays (2003) |
| Alfredo Aceves | August 31, 2008 | | Pitcher | New York Yankees (2008-2010), Boston Red Sox (2011-2013), New York Yankees (2014) |
| A.J. Achter | September 3, 2014 | | Pitcher | Minnesota Twins (2014-2015), Los Angeles Angels (2016) |
| Jim Acker | April 7, 1983 | June 14, 1992 | Pitcher | Toronto Blue Jays (1983-1986), Atlanta Braves (1986-1989), Toronto Blue Jays (1989-1991), Seattle Mariners (1992) |
| Tom Acker | April 20, 1956 | September 20, 1959 | Pitcher | Cincinnati Redlegs/Reds (1956-1959) |
| Dustin Ackley | June 17, 2011 | | Second baseman/Outfielder | Seattle Mariners (2011-2015), New York Yankees (2015-2016) |
| Fritz Ackley | September 21, 1963 | May 9, 1964 | Pitcher | Chicago White Sox (1963-1964) |
| Cy Acosta | June 4, 1972 | May 5, 1975 | Pitcher | Chicago White Sox (1972-1974), Philadelphia Phillies (1975) |
| Ed Acosta | September 7, 1970 | October 4, 1972 | Pitcher | Pittsburgh Pirates (1970), San Diego Padres (1971-1972) |
| José Acosta | July 28, 1920 | May 12, 1922 | Pitcher | Washington Senators (1920-1921), Chicago White Sox (1922) |
| Manny Acosta | August 12, 2007 | October 3, 2012 | Pitcher | Atlanta Braves (2007-2009), New York Mets (2010-2012) |
| Merito Acosta | June 15, 1913 | September 2, 1918 | Outfielder | Washington Senators (1913-1916, 1918), Philadelphia Athletics (1918) |
| Mark Acre | May 13, 1994 | May 10, 1997 | Pitcher | Oakland Athletics (1994-1997) |
| Jerry Adair | September 2, 1958 | May 3, 1970 | Second baseman/Shortstop | Baltimore Orioles (1958-1966), Chicago White Sox (1966-1967), Boston Red Sox (1967-1968), Kansas City Royals (1969-1970) |
| Jimmy Adair | August 24, 1931 | September 7, 1931 | Shortstop | Chicago Cubs (1931) |
| Cristhian Adames | July 29, 2014 | | Shortstop/Second baseman | Colorado Rockies (2014-2017) |
| Ace Adams | April 15, 1941 | April 24, 1946 | Pitcher | New York Giants (1941-1946) |
| Austin Adams (born 1986) | July 12, 2014 | September 27, 2016 | Pitcher | Cleveland Indians (2014-2016) |
| Austin Adams (born 1991) | July 15, 2017 | | Pitcher | Washington Nationals (2017) |
| Babe Adams | April 18, 1906 | August 11, 1926 | Pitcher | St. Louis Cardinals (1906), Pittsburgh Pirates (1907, 1909-1916, 1918-1926) |
| Bert Adams | August 30, 1910 | September 28, 1919 | Catcher | Cleveland Naps (1910-1912), Philadelphia Phillies (1915-1919) |
| Bob Adams (1920s P) | September 22, 1925 | September 23, 1925 | Pitcher | Boston Red Sox (1925) |
| Bob Adams (1930s P) | September 27, 1931 | September 17, 1932 | Pitcher | Philadelphia Phillies (1931-1932) |
| Bob Adams (1B) | July 10, 1977 | September 29, 1977 | First baseman | Detroit Tigers (1977) |
| Bobby Adams | April 16, 1946 | April 22, 1959 | Second baseman/Third baseman | Cincinnati Redlegs/Reds (1946-1955), Chicago White Sox (1955), Baltimore Orioles (1956), Chicago Cubs (1957-1959) |
| Buster Adams | April 27, 1939 | September 21, 1947 | Outfielder | St. Louis Cardinals (1939, 1943, 1945-1946), Philadelphia Phillies (1943-1945, 1947) |
| Dan Adams | May 22, 1914 | September 26, 1915 | Pitcher | Kansas City Packers (1914-1915) |
| David Adams | May 15, 2013 | September 29, 2013 | Infielder | New York Yankees (2013) |
| Dick Adams | May 20, 1947 | September 28, 1947 | First baseman | Philadelphia Athletics (1947) |
| Doug Adams | September 8, 1969 | October 1, 1969 | Catcher | Chicago White Sox (1969) |
| George Adams | June 14, 1879 | June 21, 1879 | First baseman/Outfielder | Syracuse Stars (1879) |
| Glenn Adams | May 4, 1975 | October 3, 1982 | Outfielder/Designated hitter | San Francisco Giants (1975-1976), Minnesota Twins (1977-1981), Toronto Blue Jays (1982) |
| Herb Adams | September 17, 1948 | August 30, 1950 | Outfielder | Chicago White Sox (1948-1950) |
| Jim Adams | April 21, 1890 | April 21, 1890 | Catcher | St. Louis Browns (1890) |
| Joe Adams | April 26, 1902 | April 26, 1902 | Pitcher | St. Louis Cardinals (1902) |
| Karl Adams | April 19, 1914 | September 23, 1915 | Pitcher | Cincinnati Reds (1914), Chicago Cubs (1915) |
| Lane Adams | September 1, 2014 | | Pinch hitter/Outfielder | Kansas City Royals (2014), Atlanta Braves (2017) |
| Matt Adams | May 20, 2012 | | First baseman/Pinch hitter | St. Louis Cardinals (2012-2017), Atlanta Braves (2017) |
| Mike Adams (LF) | September 10, 1972 | July 25, 1978 | Left fielder | Minnesota Twins (1972-1973), Chicago Cubs (1976-1977), Oakland Athletics (1978) |
| Mike Adams (P) | May 18, 2004 | September 18, 2014 | Pitcher | Milwaukee Brewers (2004-2006), San Diego Padres (2008-2011), Texas Rangers (2011-2012), Philadelphia Phillies (2013-2014) |
| Red Adams | May 5, 1946 | July 2, 1946 | Pitcher | Chicago Cubs (1946) |
| Rick Adams | July 13, 1905 | September 29, 1905 | Pitcher | Washington Senators (1905) |
| Ricky Adams | September 15, 1982 | October 5, 1985 | Infielder | California Angels (1982-1983), San Francisco Giants (1985) |
| Russ Adams | September 3, 2004 | June 30, 2009 | Infielder | Toronto Blue Jays (2004-2007, 2009) |
| Ryan Adams | May 20, 2011 | September 19, 2011 | Second baseman | Baltimore Orioles (2011) |
| Sparky Adams | September 18, 1922 | September 30, 1934 | Infielder | Chicago Cubs (1922-1927), Pittsburgh Pirates (1928-1929), St. Louis Cardinals (1929-1933), Cincinnati Reds (1933-1934) |
| Spencer Adams | May 8, 1923 | October 2, 1927 | Infielder | Pittsburgh Pirates (1923), Washington Senators (1925), New York Yankees (1926), St. Louis Browns (1927) |
| Terry Adams | August 10, 1995 | May 23, 2005 | Pitcher | Chicago Cubs (1995-1999), Los Angeles Dodgers (2000-2001), Philadelphia Phillies (2002-2003, 2005), Toronto Blue Jays (2004), Boston Red Sox (2004) |
| Willie Adams (1910s P) | June 30, 1912 | September 6, 1919 | Pitcher | St. Louis Browns (1912-1913), Pittsburgh Rebels (1914), Philadelphia Phillies (1918-1919) |
| Willie Adams (1990s P) | June 11, 1996 | August 14, 1997 | Pitcher | Oakland Athletics (1996-1997) |
| Joel Adamson | April 10, 1996 | April 26, 1998 | Pitcher | Florida Marlins (1996), Milwaukee Brewers (1997), Arizona Diamondbacks (1998) |
| Mike Adamson | July 1, 1967 | May 7, 1969 | Pitcher | Baltimore Orioles (1967-1969) |
| Joe Adcock | April 23, 1950 | October 1, 1966 | First baseman/Outfielder | Cincinnati Reds (1950-1952), Milwaukee Brewers (1953-1962), Cleveland Indians (1963), Los Angeles/ California Angels (1964-1966) |
| Nathan Adcock | March 31, 2011 | July 26, 2015 | Pitcher | Kansas City Royals (2011-2012), Texas Rangers (2014), Cincinnati Reds (2015) |
| Bob Addis | September 1, 1950 | June 12, 1953 | Outfielder | Boston Braves (1950-1951), Chicago Cubs (1952-1953), Pittsburgh Pirates (1953) |
| Jim Adduci (1B/OF) | September 12, 1983 | July 26, 1989 | First baseman/Outfielder | St. Louis Cardinals (1983), Milwaukee Brewers (1986, 1988), Philadelphia Phillies (1989) |
| Jim Adduci (OF) | September 1, 2013 | | Outfielder | Texas Rangers (2013-2014), Detroit Tigers (2017) |
| Bob Addy | May 6, 1871 | October 6, 1877 | Right fielder/Second baseman | Rockford Forest Citys (1871), Philadelphia Whites (1873, 1875), Boston Red Stockings (1873), Hartford Dark Blues (1874), Chicago White Stockings (1876), Cincinnati Reds (1877) |
| Nick Adenhart | May 1, 2008 | April 8, 2009 | Pitcher | Los Angeles Angels of Anaheim (2008-2009) |
| Morrie Aderholt | September 13, 1939 | September 30, 1945 | Outfielder | Washington Senators (1939-1941), Brooklyn Dodgers (1944-1945), Boston Braves (1945) |
| Dewey Adkins | September 19, 1942 | October 2, 1949 | Pitcher | Washington Senators (1942-1943), Chicago Cubs (1949) |
| Dick Adkins | September 19, 1942 | September 20, 1942 | Shortstop | Philadelphia Athletics (1942) |
| Doc Adkins | June 24, 1902 | September 29, 1903 | Pitcher | Boston Americans (1902), New York Highlanders (1903) |
| Grady Adkins | April 13, 1928 | October 5, 1929 | Pitcher | Chicago White Sox (1928-1929) |
| Jon Adkins | August 14, 2003 | September 27, 2008 | Pitcher | Chicago White Sox (2003-2005), San Diego Padres (2006), New York Mets (2007), Cincinnati Reds (2008) |
| Steve Adkins | September 12, 1990 | October 3, 1990 | Pitcher | New York Yankees (1990) |
| Tim Adleman | May 1, 2016 | | Pitcher | Cincinnati Reds (2016-2017) |
| Dave Adlesh | May 12, 1963 | September 28, 1968 | Catcher | Houston Astros (1963-1968) |
| Ehire Adrianza | September 8, 2013 | | Shortstop/Second baseman | San Francisco Giants (2013-2016), Minnesota Twins (2017) |
| Troy Afenir | September 14, 1987 | July 10, 1992 | Catcher | Houston Astros (1987), Oakland Athletics (1990-1991), Cincinnati Reds (1992) |
| Jeremy Affeldt | April 6, 2002 | October 4, 2015 | Pitcher | Kansas City Royals (2002-2006), Colorado Rockies (2006-2007), Cincinnati Reds (2008), San Francisco Giants (2009-2015) |
| Benny Agbayani | June 17, 1998 | September 29, 2002 | Left fielder | New York Mets (1998-2001), Colorado Rockies (2002), Boston Red Sox (2002) |
| Tommie Agee | September 14, 1962 | September 30, 1973 | Center fielder | Cleveland Indians (1962-1964), Chicago White Sox (1965-1967), New York Mets (1968-1972), Houston Astros (1973), St. Louis Cardinals (1973) |
| Harry Agganis | April 13, 1954 | June 2, 1955 | First baseman | Boston Red Sox (1954-1955) |
| Joe Agler | October 1, 1912 | October 2, 1915 | First baseman/Outfielder | Washington Senators (1912), Buffalo Buffeds (1914-1915), Baltimore Terrapins (1915) |
| Sam Agnew | April 10, 1913 | September 28, 1919 | Catcher | St. Louis Browns (1913-1915), Boston Red Sox (1916-1918), Washington Senators (1919) |
| Juan Agosto | September 7, 1981 | June 19, 1993 | Pitcher | Chicago White Sox (1981-1986), Minnesota Twins (1986), Houston Astros (1987-1990, 1993), St. Louis Cardinals (1991-1992), Seattle Mariners (1992) |
| Luis Aguayo | April 19, 1980 | September 30, 1989 | Infielder | Philadelphia Phillies (1980-1988), New York Yankees (1988), Cleveland Indians (1989) |
| Chris Aguila | June 28, 2004 | July 10, 2008 | Outfielder/Pinch hitter | Florida Marlins (2004-2006), New York Mets (2008) |
| Jesús Aguilar | May 15, 2014 | | First baseman/Pinch hitter | Cleveland Indians (2014-2016), Milwaukee Brewers (2017) |
| Rick Aguilera | June 12, 1985 | September 6, 2000 | Pitcher | New York Mets (1985-1989), Minnesota Twins (1989-1995, 1996-1999), Boston Red Sox (1995), Chicago Cubs (1999-2000) |
| Hank Aguirre | September 10, 1955 | June 24, 1970 | Pitcher | Cleveland Indians (1955-1957), Detroit Tigers (1958-1967), Los Angeles Dodgers (1968), Chicago Cubs (1969-1970) |
| Bill Ahearn | June 19, 1880 | June 19, 1880 | Catcher | Troy Trojans (1880) |
| Pat Ahearne | June 14, 1995 | June 30, 1995 | Pitcher | Detroit Tigers (1995) |
| Nick Ahmed | June 29, 2014 | | Shortstop | Arizona Diamondbacks (2014-2017) |
| Willie Aikens | May 17, 1977 | April 27, 1985 | First baseman | California Angels (1977, 1979), Kansas City Royals (1980-1983), Toronto Blue Jays (1984-1985) |
| Danny Ainge | May 21, 1979 | September 22, 1981 | Infielder/Outfielder | Toronto Blue Jays (1979-1981) |
| Eddie Ainsmith | August 9, 1910 | July 21, 1924 | Catcher | Washington Senators (1910-1918), Detroit Tigers (1919-1921), St. Louis Cardinals (1921-1923), Brooklyn Robins (1923), New York Giants (1924) |
| Kurt Ainsworth | September 5, 2001 | May 14, 2004 | Pitcher | San Francisco Giants (2001-2003), Baltimore Orioles (2003-2004) |
| Raleigh Aitchison | April 19, 1911 | June 20, 1915 | Pitcher | Brooklyn Dodgers/Robins (1911, 1914-1915) |
| George Aiton | June 29, 1912 | July 28, 1912 | Left fielder | St. Louis Browns (1912) |
| John Ake | May 12, 1884 | July 15, 1884 | Infielder/Outfielder | Baltimore Orioles (1884) |
| Jack Aker | May 3, 1964 | September 27, 1974 | Pitcher | Kansas City/Oakland Athletics (1964-1968), Seattle Pilots (1969), New York Yankees (1969-1972), Chicago Cubs (1972-1973), Atlanta Braves (1974), New York Mets (1974) |
| Darrel Akerfelds | August 1, 1986 | July 2, 1991 | Pitcher | Oakland Athletics (1986), Cleveland Indians (1987), Texas Rangers (1989), Philadelphia Phillies (1990-1991) |
| Bill Akers | September 8, 1929 | July 27, 1932 | Infielder | Detroit Tigers (1929-1931), Boston Braves (1932) |
| Jerry Akers | May 4, 1912 | May 25, 1912 | Pitcher | Washington Senators (1912) |
| Gibson Alba | May 3, 1988 | May 8, 1988 | Pitcher | St. Louis Cardinals (1988) |
| Jonathan Albaladejo | September 5, 2007 | | Pitcher | Washington Nationals (2007), New York Yankees (2008-2010), Arizona Diamondbacks (2012) |
| Joe Albanese | July 18, 1958 | September 9, 1958 | Pitcher | Washington Senators (1958) |
| José Alberro | April 27, 1995 | August 5, 1997 | Pitcher | Texas Rangers (1995-1997) |
| Andrew Albers | August 6, 2013 | | Pitcher | Minnesota Twins (2013, 2016), Toronto Blue Jays (2015), Seattle Mariners (2017) |
| Matt Albers | July 25, 2006 | | Pitcher | Houston Astros (2006-2007, 2014), Baltimore Orioles (2008-2010), Boston Red Sox (2011-2012), Arizona Diamondbacks (2012), Cleveland Indians (2013), Chicago White Sox (2015-2016), Washington Nationals (2017) |
| Hanser Alberto | May 29, 2015 | | Infielder | Texas Rangers (2015-2016) |
| Butch Alberts | September 7, 1978 | September 29, 1978 | Designated hitter/Pinch hitter | Toronto Blue Jays (1978) |
| Cy Alberts | September 17, 1910 | October 12, 1910 | Pitcher | St. Louis Cardinals (1910) |
| Gus Alberts | May 1, 1884 | September 22, 1891 | Third baseman/Shortstop | Pittsburgh Alleghenys (1884), Washington Nationals (1884), Cleveland Blues (1888), Milwaukee Brewers (1891) |
| Ozzie Albies | August 1, 2017 | | Second baseman | Atlanta Braves (2017) |
| Ed Albosta | September 3, 1941 | September 24, 1946 | Pitcher | Brooklyn Dodgers (1941), Pittsburgh Pirates (1946) |
| Ed Albrecht | October 2, 1949 | April 26, 1950 | Pitcher | St. Louis Browns (1949-1950) |
| Jack Albright | May 19, 1947 | July 27, 1947 | Shortstop | Philadelphia Phillies (1947) |
| Al Alburquerque | April 15, 2011 | | Pitcher | Detroit Tigers (2011-2015), Los Angeles Angels (2016), Kansas City Royals (2017), Chicago White Sox (2017) |
| Vic Albury | August 7, 1973 | September 26, 1976 | Pitcher | Minnesota Twins (1973-1976) |
| Santo Alcalá | April 10, 1976 | September 25, 1977 | Pitcher | Cincinnati Reds (1976-1977), Montreal Expos (1977) |
| Arismendy Alcántara | July 9, 2014 | | Centerfielder/Second baseman | Chicago Cubs (2014-2015), Oakland Athletics (2016), Cincinnati Reds (2017) |
| Izzy Alcántara | June 25, 2000 | August 22, 2002 | Outfielder/First baseman | Boston Red Sox (2000-2001), Milwaukee Brewers (2002) |
| Raúl Alcántara | September 5, 2016 | | Pitcher | Oakland Athletics (2016-2017) |
| Sandy Alcántara | September 3, 2017 | | Pitcher | St. Louis Cardinals (2017) |
| Victor Alcántara | September 5, 2017 | | Pitcher | Detroit Tigers (2017) |
| Luis Alcaraz | September 13, 1967 | June 7, 1970 | Second baseman/Third baseman | Los Angeles Dodgers (1967-1968), Kansas City Royals (1969-1970) |
| Scotty Alcock | April 19, 1914 | August 2, 1914 | Third baseman | Chicago White Sox (1914) |
| Dale Alderson | September 18, 1943 | July 5, 1944 | Pitcher | Chicago Cubs (1943-1944) |
| Scott Aldred | September 9, 1990 | May 29, 2000 | Pitcher | Detroit Tigers (1990-1992, 1996), Colorado Rockies (1993), Montreal Expos (1993), Minnesota Twins (1996-1997), Tampa Bay Devil Rays (1998-1999), Philadelphia Phillies (1999-2000) |
| Mike Aldrete | May 28, 1986 | September 29, 1996 | Outfielder/First baseman | San Francisco Giants (1986-1988), Montreal Expos (1989-1990), San Diego Padres (1991), Cleveland Indians (1991), Oakland Athletics (1993-1995), California Angels (1995-1996), New York Yankees (1996) |
| Jay Aldrich | June 5, 1987 | April 26, 1990 | Pitcher | Milwaukee Brewers (1987, 1989), Atlanta Braves (1989), Baltimore Orioles (1990) |
| Cory Aldridge | September 5, 2001 | July 11, 2010 | Outfielder | Atlanta Braves (2001), Los Angeles Angels of Anaheim (2010) |
| Vic Aldridge | April 15, 1917 | August 29, 1928 | Pitcher | Chicago Cubs (1917-1924), Pittsburgh Pirates (1925-1927), New York Giants (1928) |
| Chuck Aleno | May 15, 1941 | September 23, 1944 | Third baseman/First baseman | Cincinnati Reds (1941-1944) |
| Bob Alexander | April 11, 1955 | September 22, 1957 | Pitcher | Baltimore Orioles (1955), Cleveland Indians (1957) |
| Dale Alexander | April 16, 1929 | September 23, 1933 | First baseman | Detroit Tigers (1929-1932), Boston Red Sox (1932-1933) |
| Doyle Alexander | June 26, 1971 | September 27, 1989 | Pitcher | Los Angeles Dodgers (1971), Baltimore Orioles (1972-1976), New York Yankees (1976, 1982-1983), Texas Rangers (1977-1979), Atlanta Braves (1980, 1986-1987), San Francisco Giants (1981), Toronto Blue Jays (1983-1986), Detroit Tigers (1987-1989) |
| Gary Alexander | September 12, 1975 | September 28, 1981 | Catcher/Outfielder | San Francisco Giants (1975-1977), Oakland Athletics (1978), Cleveland Indians (1978-1980), Pittsburgh Pirates (1981) |
| Gerald Alexander | September 9, 1990 | June 30, 1992 | Pitcher | Texas Rangers (1990-1992) |
| Grover Cleveland Alexander | April 15, 1911 | May 28, 1930 | Pitcher | Philadelphia Phillies (1911-1917, 1930), Chicago Cubs (1918-1926), St. Louis Cardinals (1926-1929) |
| Hugh Alexander | August 15, 1937 | September 22, 1937 | Pinch hitter/Right fielder | Cleveland Indians (1937) |
| Manny Alexander | September 18, 1992 | September 28, 2006 | Infielder | Baltimore Orioles (1992-1993, 1995-1996), New York Mets (1997), Chicago Cubs (1997-1999), Boston Red Sox (2000), Texas Rangers (2004), San Diego Padres (2005-2006) |
| Matt Alexander | August 23, 1973 | October 3, 1981 | Outfielder/Third baseman | Chicago Cubs (1973-1974), Oakland Athletics (1975-1977), Pittsburgh Pirates (1978-1981) |
| Nin Alexander | June 7, 1884 | September 3, 1884 | Infielder/Center fielder | Kansas City Cowboys (1884), St. Louis Browns (1884) |
| Scott Alexander | September 2, 2015 | | Pitcher | Kansas City Royals (2015-2017) |
| Walt Alexander | June 21, 1912 | September 8, 1917 | Catcher | St. Louis Browns (1912-1913, 1915), New York Yankees (1915-1917) |
| Jason Alfaro | September 9, 2004 | October 1, 2004 | Shortstop/Pinch hitter | Houston Astros (2004) |
| Jorge Alfaro | September 12, 2016 | | Catcher/First baseman | Philadelphia Phillies (2016-2017) |
| Antonio Alfonseca | June 17, 1997 | September 23, 2007 | Pitcher | Florida Marlins (1997-2001, 2005), Chicago Cubs (2002-2003), Atlanta Braves (2004), Texas Rangers (2006), Philadelphia Phillies (2007) |
| Edgardo Alfonzo | April 26, 1995 | June 11, 2006 | Third baseman/Second baseman | New York Mets (1995-2002), San Francisco Giants (2003-2005), Los Angeles Angels of Anaheim (2006), Toronto Blue Jays (2006) |
| Eliézer Alfonzo | June 3, 2006 | September 13, 2011 | Catcher | San Francisco Giants (2006-2008), San Diego Padres (2009), Seattle Mariners (2010), Colorado Rockies (2011) |
| Anthony Alford | May 19, 2017 | | Left fielder/Pinch hitter | Toronto Blue Jays (2017) |
| Luis Alicea | April 23, 1988 | September 25, 2002 | Second baseman/Third baseman | St. Louis Cardinals (1988, 1991-1994, 1996), Boston Red Sox (1995), Anaheim Angels (1997), Texas Rangers (1998-2000), Kansas City Royals (2001-2002) |
| Andy Allanson | April 7, 1986 | October 2, 1995 | Catcher | Cleveland Indians (1986-1989), Detroit Tigers (1991), Milwaukee Brewers (1992), San Francisco Giants (1993), California Angels (1995) |
| Brian Allard | August 8, 1979 | June 10, 1981 | Pitcher | Texas Rangers (1979-1980), Seattle Mariners (1981) |
| Bernie Allen | April 10, 1962 | September 19, 1973 | Second baseman/Third baseman | Minnesota Twins (1962-1966), Washington Senators (1967-1971), New York Yankees (1972-1973), Montreal Expos (1973) |
| Bob Allen (OF) | August 20, 1919 | September 9, 1919 | Centerfielder | Philadelphia Athletics (1919) |
| Bob Allen (1930s P) | September 19, 1937 | October 2, 1937 | Pitcher | Philadelphia Phillies (1937) |
| Bob Allen (1960s P) | April 14, 1961 | September 27, 1967 | Pitcher | Cleveland Indians (1961-1963, 1966-1967) |
| Bob Allen (SS) | April 19, 1890 | June 1, 1900 | Shortstop | Philadelphia Phillies (1890-1894), Boston Beaneaters (1897), Cincinnati Reds (1900) |
| Brandon Allen | August 22, 2009 | May 9, 2012 | First baseman/Left fielder | Arizona Diamondbacks (2009-2011), Oakland Athletics (2011-2012), Tampa Bay Rays (2012) |
| Chad Allen | April 6, 1999 | June 2, 2005 | Left fielder | Minnesota Twins (1999-2001), Cleveland Indians (2002), Florida Marlins (2003), Texas Rangers (2004-2005) |
| Cody Allen | July 20, 2012 | | Pitcher | Cleveland Indians (2012-2017) |
| Dick Allen | September 3, 1963 | June 19, 1977 | Infielder/Left fielder | Philadelphia Phillies (1963-1969, 1975-1976), St. Louis Cardinals (1970), Los Angeles Dodgers (1971), Chicago White Sox (1972-1974), Oakland Athletics (1977) |
| Dusty Allen | July 1, 2000 | October 1, 2000 | First baseman/Left fielder | San Diego Padres (2000), Detroit Tigers (2000) |
| Ethan Allen | June 13, 1926 | June 18, 1938 | Outfielder | Cincinnati Reds (1926-1930), New York Giants (1930-1932), St. Louis Cardinals (1933), Philadelphia Phillies (1934-1936), Chicago Cubs (1936), St. Louis Browns (1937-1938) |
| Frank Allen | April 24, 1912 | September 19, 1917 | Pitcher | Brooklyn Superbas/Robins (1912-1914), Pittsburgh Rebels (1914-1915), Boston Braves (1916-1917) |
| Greg Allen | September 1, 2017 | | Centerfielder | Cleveland Indians (2017) |
| Ham Allen | April 27, 1872 | August 9, 1872 | Infielder/Outfielder | Middletown Mansfields (1872) |
| Hank Allen | September 9, 1966 | September 28, 1973 | Outfielder/Third baseman | Washington Senators (1966-1970), Milwaukee Brewers (1970), Chicago White Sox (1972-1973) |
| Hezekiah Allen | May 16, 1884 | May 16, 1884 | Catcher | Philadelphia Quakers (1884) |
| Horace Allen | June 15, 1919 | September 27, 1919 | Outfielder | Brooklyn Robins (1919) |
| Jack Allen | May 1, 1879 | July 17, 1879 | Third baseman/Outfielder | Syracuse Stars (1879), Cleveland Blues (1879) |
| Jamie Allen | May 1, 1983 | September 4, 1983 | Third baseman | Seattle Mariners (1983) |
| John Allen | June 2, 1914 | June 2, 1914 | Pitcher | Baltimore Terrapins (1914) |
| Johnny Allen | April 19, 1932 | September 26, 1944 | Pitcher | New York Yankees (1932-1935), Cleveland Indians (1936-1940), St. Louis Browns (1941), Brooklyn Dodgers (1941-1943), New York Giants (1943-1944) |
| Kim Allen | September 2, 1981 | September 29, 1981 | Second baseman/Outfielder | Seattle Mariners (1980-1981) |
| Lloyd Allen | September 1, 1969 | July 27, 1975 | Pitcher | California Angels (1969-1973), Texas Rangers (1973-1974), Chicago White Sox (1974-1975) |
| Luke Allen | September 10, 2002 | July 17, 2003 | Right fielder/Pinch hitter | Los Angeles Dodgers (2002), Colorado Rockies (2003) |
| Myron Allen | July 19, 1883 | July 1, 1888 | Left fielder | New York Gothams (1883), Boston Beaneaters (1886), Cleveland Blues (1887), Kansas City Cowboys (1888) |
| Neil Allen | April 15, 1979 | September 19, 1989 | Pitcher | New York Mets (1979-1983), St. Louis Cardinals (1983-1985), New York Yankees (1985, 1987), Chicago White Sox (1986-1987), Cleveland Indians(1989) |
| Nick Allen (catcher) | May 1, 1914 | October 2, 1920 | Catcher | Buffalo Buffeds (1914-1915), Chicago Cubs (1916), Cincinnati Reds (1918-1920) |
| Nick Allen (infielder) | April 19, 1922 | | Shortstop/Second Base | Oakland Athletics (2022-2023) |
| Pete Allen | August 4, 1893 | August 4, 1893 | Catcher | Cleveland Spiders (1893) |
| Rod Allen | April 7, 1983 | October 2, 1988 | Designated Hitter/Pinch Hitter/Outfielder | Seattle Mariners (1983), Detroit Tigers (1984), Cleveland Indians (1988) |
| Ron Allen | August 11, 1972 | August 21, 1972 | First Baseman and Pinch Hitter | St. Louis Cardinals (1972) |
| Sled Allen | May 4, 1910 | August 5, 1910 | Catcher and First Baseman | St. Louis Browns (1910) |
| Gary Allenson | April 8, 1979 | August 23, 1985 | Catcher | Boston Red Sox (1979-1984), Toronto Blue Jays (1985) |
| Jermaine Allensworth | July 23, 1996 | May 29, 1999 | Centerfielder | Pittsburgh Pirates (1996-1998), Kansas City Royals (1998), New York Mets (1998-1999) |
| Gene Alley | September 4, 1963 | September 27, 1973 | Shortstop/Second Baseman | Pittsburgh Pirates (1963-1973) |
| Gair Allie | April 13, 1954 | September 26, 1954 | Shortstop/Third Baseman | Pittsburgh Pirates (1954) |
| Bob Allietta | May 6, 1975 | September 28, 1975 | Catcher | California Angels (1975) |
| Andy Allison | May 7, 1872 | October 21, 1872 | First Baseman/Rightfielder | Brooklyn Eckfords (1872) |
| Art Allison | May 4, 1871 | October 5, 1876 | Outfielder/First Baseman | Cleveland Forest Citys (1871-1872), Elizabeth Resolutes (1873), Washington Nationals (1875), Hartford Dark Blues (1875), Louisville Grays (1876) |
| Bill Allison | May 21, 1872 | July 4, 1872 | First Baseman/Second Baseman/Outfielder | Brooklyn Eckfords (1872) |
| Bob Allison | September 16, 1958 | September 29, 1970 | Outfielder/First Baseman | Washington Senators/Minnesota Twins (1959-1970) |
| Dana Allison | April 12, 1991 | May 23, 1991 | Pitcher | Oakland Athletics (1991) |
| Doug Allison | May 5, 1871 | July 13, 1883 | Catcher/Rightfielder | Washington Olympics (1871), Troy Haymakers (1872), Brooklyn Eckfords (1872), Elizabeth Resolutes (1873), New York Mutuals (1873-1874), Hartford Dark Blues (1875-1877), Providence Grays (1878-1879), Baltimore Orioles (1883) |
| Mack Allison | September 13, 1911 | August 20, 1913 | Pitcher | St. Louis Browns (1911-1913) |
| Milo Allison | September 26, 1913 | June 29, 1917 | Pinch Hitter/Outfielder | Chicago Cubs (1913-1914), Cleveland Indians (1916-1917) |
| Beau Allred | September 7, 1989 | June 25, 1991 | Outfielder/Pinch Hitter | Cleveland Indians (1989-1991) |
| Mel Almada | September 8, 1933 | October 1, 1939 | Centerfielder | Boston Red Sox (1933-1937), Washington Nationals (1937-1938), St. Louis Browns (1938-1939, Brooklyn Dodgers (1939) |
| Armando Almanza | July 29, 1999 | July 20, 2005 | Left handed relief pitcher | Florida Marlins (1999-2003), Atlanta Braves (2004), Arizona Diamondbacks (2005) |
| Carlos Almanzar | September 4, 1997 | April 30, 2005 | Pitcher | Toronto Blue Jays (1997-1998), San Diego Padres (1999-2000), New York Yankees (2001), Cincinnati Reds (2002), Texas Rangers (2004-2005) |
| Rafael Almeida | July 4, 1911 | July 18, 1913 | Third baseman | Cincinnati Reds |
| Bill Almon | September 2, 1974 | June 21, 1988 | Infielder | San Diego Padres (1974-1979), Montreal Expos (1980), New York Mets (1980), Chicago White Sox (1981-1982), Oakland Athletics (1983-1984), Pittsburgh Pirates (1985-1987), New York Mets (1987), Philadelphia Phillies (1988) |
| Edwin Almonte | July 7, 2003 | September 10, 2003 | Pitcher | New York Mets |
| Erick Almonte | September 4, 2001 | April 25, 2011 | Shortstop | New York Yankees (2001, 2003), Milwaukee Brewers (2011) |
| Héctor Almonte | July 26, 1999 | September 28, 2003 | Pitcher | Florida Marlins (1999), Boston Red Sox (2003), Montreal Expos (2003) |
| Luis Aloma | April 19, 1950 | August 30, 1953 | Pitcher | Chicago White Sox |
| Roberto Alomar | April 22, 1988 | September 22, 2004 | Second baseman | San Diego Padres (1988-1990), Toronto Blue Jays (1991-1995), Baltimore Orioles (1996-1998), Cleveland Indians (1999-2001), New York Mets (2002-2003), Chicago White Sox (2003), Arizona Diamondbacks (2004), Chicago White Sox (2004) |
| Sandy Alomar Sr. | September 15, 1964 | September 30, 1978 | Second baseman | Milwaukee/Atlanta Braves (1964-1966), New York Mets (1967), Chicago White Sox (1967-1969), California Angels (1969-1974), New York Yankees (1974-1976), Texas Rangers (1977-1978) |
| Sandy Alomar Jr. | September 30, 1988 | September 30, 2007 | Right-handed | San Diego Padres (1988-1989), Cleveland Indians (1990-2000), Chicago White Sox (2001-2002), Colorado Rockies (2002), Chicago White Sox (2003-2004), Texas Rangers (2005), Los Angeles Dodgers (2006), Chicago White Sox (2006), New York Mets (2007) |
| Yonder Alonso | September 1, 2010 | September 29, 2019 | First baseman | Cincinnati Reds (2010-2011), San Diego Padres (2012-2015), Oakland Athletics (2016-2017), Seattle Mariners (2017), Cleveland Indians (2018), Chicago White Sox (2019), Colorado Rockies (2019) |
| Felipe Alou | June 8, 1958 | April 24, 1974 | Outfielder, First baseman | San Francisco Giants (1958-1963), Milwaukee/Atlanta Braves (1964-1969), Oakland Athletics (1970-1971), New York Yankees (1971-1973), Montreal Expos (1973), Milwaukee Brewers (1974) |
| Jesús Alou | September 10, 1963 | September 29, 1979 | Outfielder | San Francisco Giants (1963-1968), Houston Astros (1969-1973), Oakland Athletics (1973-1974), New York Mets (1975), Houston Astros (1978-1979) |
| Matty Alou | September 26, 1960 | June 21, 1974 | Left-handed | San Francisco Giants (1960-1965), Pittsburgh Pirates (1966-1970), St. Louis Cardinals (1971-1972), Oakland Athletics (1972), New York Yankees (1973), St. Louis Cardinals (1973), San Diego Padres (1974) |
| Moisés Alou | July 26, 1990 | June 10, 2008 | Outfielder | Pittsburgh Pirates (1990), Montreal Expos (1990, 1992-1996), Florida Marlins (1997), Houston Astros (1998, 2000-2001), Chicago Cubs (2002-2004), San Francisco Giants (2005-2006), New York Mets (2007-2008) |
| Whitey Alperman | April 13, 1906 | October 2, 1909 | Second baseman | Brooklyn Superbas |
| Dell Alston | May 17, 1977 | October 4, 1980 | Outfielder | New York Yankees (1977-1978), Oakland Athletics (1978), Cleveland Indians (1979-1980) |
| Garvin Alston | June 6, 1996 | June 18, 1996 | Pitcher | Colorado Rockies |
| Tom Alston | April 13, 1954 | September 29, 1957 | First baseman | St. Louis Cardinals |
| Walter Alston | September 27, 1936 | September 27, 1936 | Right-handed | St. Louis Cardinals |
| Porfi Altamirano | May 9, 1982 | June 8, 1984 | Middle relief pitcher | Philadelphia Phillies (1982-1983), Chicago Cubs (1984) |
| Ernie Alten | April 17, 1920 | June 30, 1920 | Pitcher | Detroit Tigers |
| Jesse Altenburg | September 19, 1916 | May 17, 1917 | Right-handed | Pittsburgh Pirates |
| Dave Altizer | May 29, 1906 | July 10, 1911 | Shortstop | Washington Senators (1906-1908), Cleveland Naps (1908), Chicago White Sox (1909), Cincinnati Reds (1910-1911) |
| George Altman | April 11, 1959 | October 1, 1967 | Outfielder | Chicago Cubs (1959-1962), St. Louis Cardinals (1963), New York Mets (1964), Chicago Cubs (1965-1967) |
| Joe Altobelli | April 14, 1955 | October 1, 1961 | First baseman/outfielder | Cleveland Indians (1955, 1957), Minnesota Twins (1961) |
| Nick Altrock | July 14, 1898 | October 1, 1933 | Player | Louisville Colonels (1898), Boston Americans (1902-1903), Chicago White Sox (1903-1909), Washington Senators (1909, 1912-1915, 1918-1919, 1924, 1929, 1931, 1933) |
| Jose Altuve | July 20, 2011 | | Second baseman | Houston Astros |
| George Alusik | September 11, 1958 | October 2, 1964 | Right-handed | Detroit Tigers (1958, 1961-1962), Kansas City Athletics (1962-1964) |
| Luis Alvarado | September 13, 1968 | April 30, 1977 | Infielder | Boston Red Sox (1968-1970), Chicago White Sox (1971-1974), St. Louis Cardinals (1974), Cleveland Indians (1974), St. Louis Cardinals (1976), New York Mets (1977), Detroit Tigers (1977) |
| Abe Alvarez | July 22, 2004 | May 21, 2006 | Pitcher | Boston Red Sox |
| Clemente Álvarez | September 19, 2000 | October 1, 2000 | Catcher | Philadelphia Phillies |
| Gabe Alvarez | June 22, 1998 | September 30, 2000 | Third baseman | Detroit Tigers (1998-2000), San Diego Padres (2000) |
| Henderson Álvarez | August 20, 2011 | | Pitcher | Toronto Blue Jays (2011-2012), Miami Marlins (2013-2015), Philadelphia Phillies (2017) |
| Jose Alvarez | October 1, 1981 | June 24, 1989 | Pitcher | Atlanta Braves (1981-1982, 1988-1989) |
| Juan Alvarez | September 1, 1999 | June 3, 2003 | Relief pitcher | Anaheim Angels (1999-2000), Texas Rangers (2002), Florida Marlins (2003) |
| Orlando Álvarez | September 1, 1973 | June 18, 1976 | Right-handed | Los Angeles Dodgers (1973-1975), California Angels (1976) |
| Ossie Álvarez | April 19, 1958 | April 26, 1959 | Shortstop | Washington Senators (1958), Detroit Tigers (1959) |
| Pedro Álvarez | June 16, 2010 | June 15, 2018 | Third baseman | Pittsburgh Pirates (2010-2015), Baltimore Orioles (2016-2018) |
| Rogelio Álvarez | September 18, 1960 | September 28, 1962 | First baseman | Cincinnati Reds (1960, 1962) |
| Tavo Álvarez | August 21, 1995 | September 29, 1996 | Pitcher | Montreal Expos |
| Tony Álvarez | September 4, 2002 | October 3, 2004 | Outfielder | Pittsburgh Pirates (2002, 2004) |
| Víctor Álvarez | July 30, 2002 | August 26, 2003 | Pitcher | Los Angeles Dodgers |
| Wilson Álvarez | July 24, 1989 | September 28, 2005 | Pitcher | Texas Rangers (1989), Chicago White Sox (1991-1997), San Francisco Giants (1997), Tampa Bay Devil Rays (1998-1999, 2002), Los Angeles Dodgers (2003-2005) |
| Yordan Alvarez | June 9, 2019 | | Outfielder/Designated hitter | Houston Astros |
| Max Alvis | September 11, 1962 | September 27, 1970 | Third baseman | Cleveland Indians (1962-1969), Milwaukee Brewers (1970) |
| Billy Alvord | April 30, 1885 | July 8, 1893 | Third baseman | St. Louis Maroons (1885), Kansas City Cowboys (1889), Toledo Maumees (1890), Cleveland Spiders (1891), Washington Statesman (1891), Cleveland Spiders (1893) |
| Brant Alyea | September 11, 1965 | July 20, 1972 | Outfielder | Washington Senators (1965, 1968-1969), Minnesota Twins (1970-1971), Oakland Athletics (1972), St. Louis Cardinals (1972) |
| Joey Amalfitano | May 3, 1954 | June 27, 1967 | Second/Third baseman | New York/San Francisco Giants (1954-1955, 1960-1961, 1963), Houston Colt 45's (1962), Chicago Cubs (1964-1967) |
| Rich Amaral | May 27, 1991 | June 14, 2000 | Utility player | Seattle Mariners (1991-1998), Baltimore Orioles (1999-2000) |
| Alexi Amarista | April 26, 2011 | | Utility player | Los Angeles Angels of Anaheim (2011-2012), San Diego Padres (2012-2016), Colorado Rockies (2017) |
| Rubén Amaro Sr. | June 29, 1958 | August 27, 1969 | Shortstop | St. Louis Cardinals (1958), Philadelphia Phillies (1960-1965), New York Yankees (1966-1968), California Angels (1969) |
| Rubén Amaro Jr. | June 8, 1991 | September 27, 1998 | Outfielder | California Angels (1991), Philadelphia Phillies (1992-1993), Cleveland Indians (1994-1995), Philadelphia Phillies (1996-1998) |
| Wayne Ambler | June 4, 1937 | September 4, 1939 | Second baseman/ Shortstop | Philadelphia Athletics (1937-1939) |
| Chip Ambres | July 20, 2005 | September 28, 2008 | Outfielder | Kansas City Royals (2005), New York Mets (2007), San Diego Padres (2008) |
| Héctor Ambriz | April 30, 2010 | May 7, 2014 | Pitcher | Cleveland Indians (2010), Houston Astros (2012-2013), San Diego Padres (2014) |
| Ed Amelung | July 28, 1984 | July 7, 1986 | Outfielder | Los Angeles Dodgers (1984, 1986) |
| Red Ames | September 14, 1903 | September 15, 1919 | Pitcher | New York Giants (1903-1913), Cincinnati Reds (1913-1915), St. Louis Cardinals (1915-1919), Philadelphia Phillies (1919) |
| Alfredo Amézaga | May 24, 2002 | September 4, 2011 | Center fielder/Infielder | Anaheim Angels (2002-2004), Colorado Rockies (2005), Pittsburgh Pirates (2005), Florida Marlins (2006-2008), Colorado Rockies (2011), Florida Marlins (2011) |
| Doc Amole | August 19, 1897 | May 17, 1898 | Pitcher | Baltimore Orioles (1897), Washington Senators (1898) |
| Vicente Amor | August 16, 1955 | August 26, 1957 | Pitcher | Chicago Cubs (1955), Cincinnati Redlegs (1957) |
| Sandy Amorós | August 22, 1952 | October 2, 1960 | Left fielder | Brooklyn/Los Angeles Dodgers (1952-1960), Detroit Tigers (1960) |
| Walter Ancker | September 3, 1915 | September 14, 1915 | Pitcher | Philadelphia Athletics |
| Larry Andersen | September 5, 1975 | July 31, 1994 | Pitcher | Cleveland Indians (1975, 1977, 1979), Seattle Mariners (1981-1982), Philadelphia Athletics (1983-1986), Houston Astros (1986-1990), Boston Red Sox (1990), San Diego Padres (1991-1992), Philadelphia Phillies (1993-1994) |
| Alf Anderson | April 20, 1941 | April 21, 1946 | Shortstop | Pittsburgh Pirates (1941-1942, 1946) |
| Allan Anderson | June 11, 1986 | October 6, 1991 | Pitcher | Minnesota Twins |
| Andy Anderson | May 10, 1948 | October 2, 1949 | Infielder | St. Louis Browns |
| Bill Anderson (1880s P) | August 12, 1889 | August 12, 1889 | Pitcher | Louisville Colonels (1889) |
| Bill Anderson (1920s P) | September 10, 1925 | September 17, 1925 | Pitcher | Boston Braves |
| Bob Anderson | July 31, 1957 | September 25, 1963 | Pitcher | Chicago Cubs (1957-1962), Detroit Tigers (1963) |
| Brady Anderson | April 4, 1988 | May 20, 2003 | Outfielder | Boston Red Sox (1988), Baltimore Orioles (1988-2001), Cleveland Indians (2002) |
| Brett Anderson | April 10, 2009 | | Pitcher | Oakland Athletics (2009-2013), Colorado Rockies (2014), Los Angeles Dodgers (2015-2016), Chicago Cubs (2017), Toronto Blue Jays (2017), Oakland Athletics (2018-2019), Milwaukee Brewers (2020-2021) |
| Brian Anderson (OF) | August 16, 2005 | October 4, 2009 | Center fielder | Chicago White Sox (2005-2009), Boston Red Sox (2009) |
| Brian Anderson (P) | September 10, 1993 | May 8, 2005 | Pitcher | California Angels (1993-1995), Cleveland Indians (1996-1997), Arizona Diamondbacks (1998-2002), Cleveland Indians (2003), Kansas City Royals (2003-2005) |
| Bryan Anderson | April 15, 2010 | October 4, 2015 | Catcher | St. Louis Cardinals (2010, 2012), Chicago White Sox (2013), Oakland Athletics (2014-2015) |
| Bud Anderson | June 11, 1982 | October 2, 1983 | Relief pitcher | Cleveland Indians |
| Craig Anderson | June 23, 1961 | May 31, 1964 | Pitcher | St. Louis Cardinals (1961), New York Mets (1962-1964) |
| Dave Anderson (IF) | May 8, 1983 | October 3, 1992 | Infielder | Los Angeles Dodgers (1983-1989), San Francisco Giants (1990-1991), Los Angeles Dodgers (1992) |
| Dave Anderson (P) | August 24, 1889 | September 29, 1889 | Pitcher | Philadelphia Quakers/Phillies (1889-1890), Pittsburgh Alleghenys (1890) |
| Drew Anderson | September 11, 2006 | October 1, 2006 | Outfielder | Milwaukee Brewers |
| Dwain Anderson | September 3, 1971 | May 28, 1974 | Shortstop | Oakland Athletics (1971-1972), St. Louis Cardinals (1972-1973), San Diego Padres (1973), Cleveland Indians (1974) |
| Ferrell Anderson | April 16, 1946 | September 1, 1953 | Catcher | Brooklyn Dodgers (1946), St. Louis Cardinals (1953) |
| Fred Anderson | September 25, 1909 | July 9, 1918 | Pitcher | Boston Red Sox (1909, 1913), Buffalo Buffeds/Blues (1914-1915), New York Giants (1916-1918) |
| Garret Anderson | July 27, 1994 | August 6, 2010 | Left fielder | California/Anaheim Angels/Los Angeles Angels of Anaheim (1994-2008), Atlanta Braves (2009), Los Angeles Dodgers (2010) |
| George Anderson | May 26, 1914 | September 2, 1918 | Outfielder | Brooklyn Tip-Tops (1914-1915), St. Louis Cardinals (1918) |
| Goat Anderson | April 11, 1907 | October 6, 1907 | Rightfielder/Second baseman | Pittsburgh Pirates |
| Hal Anderson | April 12, 1932 | April 24, 1932 | Outfielder | Chicago White Sox |
| Harry Anderson | April 18, 1957 | May 5, 1961 | Left fielder | Philadelphia Phillies (1957-1960), Cincinnati Reds (1960-1961) |
| Jason Anderson | March 31, 2003 | July 15, 2005 | Pitcher | New York Yankees (2003), New York Mets (2003), Cleveland Indians (2004), New York Yankees (2005) |
| Jim Anderson | July 2, 1978 | September 26, 1984 | Shortstop | California Angels (1978-1979), Seattle Mariners (1980-1981), Texas Rangers (1983-1984) |
| Jimmy Anderson | July 4, 1999 | July 21, 2004 | Pitcher | Pittsburgh Pirates (1999-2002), Cincinnati Reds (2003), Chicago Cubs (2004), Boston Red Sox (2004) |
| John Anderson (OF) | September 8, 1894 | October 2, 1908 | Outfielder/First baseman | Brooklyn Grooms/Bridegrooms (1894-1898), Washington Senators (1898), Brooklyn Bridegrooms/Superbas (1898-1899), Milwaukee Brewers (1901-1903), New York Highlanders (1904-1905), Washington Senators (1905-1907), Chicago White Sox (1908) |
| John Anderson (P) | August 17, 1958 | June 23, 1962 | Pitcher | Philadelphia Phillies (1958), Baltimore Orioles (1960), St. Louis Cardinals (1962), Houston Colt .45s (1962) |
| Josh Anderson | September 2, 2007 | October 2, 2009 | Outfielder | Houston Astros (2007), Atlanta Braves (2008), Detroit Tigers (2009), Kansas City Royals (2009) |
| Kent Anderson | April 15, 1989 | September 6, 1990 | Shortstop | California Angels |
| Larry Anderson | September 25, 1974 | June 26, 1977 | Pitcher | Milwaukee Brewers (1974-1975), Chicago White Sox (1977) |
| Lars Anderson | September 6, 2010 | May 1, 2012 | First baseman | Boston Red Sox (2010-2012) |
| Marlon Anderson | September 8, 1998 | April 10, 2009 | Second baseman | Philadelphia Phillies (1998-2002), Tampa Bay Devil Rays (2003), St. Louis Cardinals (2004), New York Mets (2005), Washington Nationals (2006), Los Angeles Dodgers (2006-2007), New York Mets (2007-2009) |
| Matt Anderson | June 25, 1998 | May 1, 2005 | Pitcher | Detroit Tigers (1998-2003), Colorado Rockies (2005) |
| Mike Anderson (OF) | September 2, 1971 | September 30, 1979 | Outfielder | Philadelphia Phillies (1971-1975), St. Louis Cardinals (1976-1977), Baltimore Orioles (1978), Philadelphia Phillies (1979) |
| Mike Anderson (P) | September 7, 1993 | September 17, 1993 | Pitcher | Cincinnati Reds |
| Red Anderson | September 19, 1937 | September 24, 1971 | Pitcher | Washington Senators (1937, 1940-1941) |
| Rick Anderson (born 1953) | September 18, 1979 | October 5, 1980 | Pitcher | New York Yankees (1979), Seattle Mariners (1980) |
| Rick Anderson (born 1956) | June 9, 1986 | July 28, 1988 | Pitcher | New York Mets (1986), Kansas City Royals (1987-1988) |
| Scott Anderson | April 8, 1987 | August 26, 1995 | Pitcher | Texas Rangers (1987), Montreal Expos (1990), Kansas City Royals (1995) |
| Sparky Anderson | April 10, 1959 | September 27, 1959 | Second baseman | Philadelphia Phillies |
| Varney Anderson | August 1, 1889 | May 6, 1896 | Pitcher | Indianapolis Hoosiers (1889), Washington Senators (1894-1896) |
| Walter Anderson | May 14, 1917 | May 6, 1919 | Pitcher | Philadelphia Athletics (1917, 1919) |
| Wingo Anderson | April 16, 1910 | June 1, 1910 | Pitcher | Cincinnati Reds |
| Robert Andino | September 4, 2005 | September 10, 2016 | Infielder | Florida Marlins (2005-2008), Baltimore Orioles (2009-2012), Seattle Mariners (2013), Miami Marlins (2016) |
| Steve Andrade | May 1, 2006 | May 10, 2006 | Relief pitcher | Kansas City Royals |
| John André | April 16, 1955 | July 16, 1955 | Pitcher | Chicago Cubs |
| Ernie Andres | April 16, 1946 | May 16, 1946 | Third baseman | Boston Red Sox |
| Kim Andrew | April 16, 1975 | April 21, 1975 | Second baseman | Boston Red Sox |
| Clayton Andrews (baseball, born 1978) | April 16, 2000 | June 13, 2000 | Pitcher | Toronto Blue Jays |
| Clayton Andrews (baseball, born 1997) | July 1, 2023 | | Pitcher | Milwaukee Brewers |
| Ed Andrews | May 1, 1884 | July 26, 1891 | Outfielder | Philadelphia Phillies (1884-1889), Indianapolis Hoosiers (1889), Brooklyn Ward's Wonders (1890), Cincinnati Kelly's Killers (1891) |
| Elbert Andrews | May 1, 1925 | June 12, 1925 | Pitcher | Philadelphia Athletics |
| Fred Andrews | September 26, 1976 | October 2, 1977 | Second baseman | Philadelphia Phillies |
| Hub Andrews | April 20, 1947 | April 30, 1948 | Pitcher | New York Giants |
| Ivy Andrews | August 15, 1931 | September 28, 1938 | Pitcher | New York Yankees (1931-1932), Boston Red Sox (1932-1933), St. Louis Browns (1934-1936), Cleveland Indians (1937), New York Yankees (1937-1938) |
| Jim Andrews | April 19, 1890 | July 4, 1890 | Right fielder | Chicago Cubs |
| John Andrews | April 8, 1973 | September 19, 1973 | Pitcher | St. Louis Cardinals |
| Mike Andrews | September 18, 1966 | September 29, 1973 | Second baseman | Boston Red Sox (1966-1970), Chicago White Sox (1971-1973), Oakland Athletics (1973) |
| Nate Andrews | May 1, 1937 | June 23, 1946 | Pitcher | St. Louis Cardinals (1937, 1939), Cleveland Indians (1940-1941), Boston Braves (1943-1945), Cincinnati Reds (1946), New York Giants (1946) |
| Rob Andrews | April 7, 1975 | September 26, 1979 | Houston Astros (1975-1976), San Francisco Giants (1977-1979) | |
| Shane Andrews | April 26, 1995 | September 29, 2002 | Third baseman | Montreal Expos (1995-1999), Chicago Cubs (1999-2000), Boston Red Sox (2002) |
| Stan Andrews | June 11, 1939 | September 30, 1945 | Catcher | Boston Bees (1939-1940), Brooklyn Dodgers (1944-1945), Philadelphia Phillies (1945) |
| Wally Andrews | May 22, 1884 | August 8, 1888 | First baseman | Louisville Eclipse/Colonels (1884, 1888) |
| Bill Andrus | September 19, 1931 | May 11, 1937 | Third baseman | Washington Senators (1931), Philadelphia Phillies (1937) |
| Elvis Andrus | April 6, 2009 | | Shortstop | Texas Rangers (2009-2020), Oakland Athletics (2021-2022), Chicago White Sox (2022-2023) |
| Fred Andrus | July 25, 1876 | July 4, 1884 | Outfielder | Chicago White Stockings (1876, 1884) |
| Wiman Andrus | September 15, 1885 | September 15, 1885 | Third baseman | Providence Grays |
| Joaquín Andújar | April 8, 1976 | September 30, 1988 | Pitcher | Houston Astros (1976-1981), St. Louis Cardinals (1981-1985), Oakland Athletics (1986-1987), Houston Astros (1988) |
| Luis Andújar | September 8, 1995 | June 28, 1998 | Pitcher | Chicago White Sox (1995-1996), Toronto Blue Jays (1996-1998) |
| Norm Angelini | July 22, 1972 | June 19, 1973 | Pitcher | Kansas City Royals |
| Matt Angle | July 17, 2011 | September 28, 2011 | Outfielder | Baltimore Orioles |
| Tom Angley | April 23, 1929 | April 30, 1929 | Catcher | Chicago Cubs |
| Pat Ankenman | April 16, 1936 | June 2, 1944 | Second baseman | St. Louis Cardinals (1936), Brooklyn Dodgers (1943-1944) |
| Rick Ankiel | August 23, 1999 | June 8, 2013 | Center fielder/Pitcher | St. Louis Cardinals (1999-2001, 2004, 2007-2009), Kansas City Royals (2010), Atlanta Braves (2010), Washington Nationals (2011-2012), Houston Astros (2013), New York Mets (2013) |
| Bill Annis | May 1, 1884 | August 8, 1884 | Outfielder | Boston Beaneaters |
| Cap Anson | May 6, 1871 | October 3, 1897 | First baseman | Rockford Forest Citys (1871), Philadelphia Athletics (1872-1875), Chicago White Stockings/Colts (1876-1897) |
| Eric Anthony | July 28, 1989 | September 27, 1997 | Outfielder | Houston Astros (1989-1993), Seattle Mariners (1994), Cincinnati Reds (1995-1996), Colorado Rockies (1996), Los Angeles Dodgers (1997) |
| Joe Antolick | September 20, 1944 | September 25, 1944 | Catcher | Philadelphia Phillies |
| John Antonelli | September 10, 1944 | September 17, 1945 | Third/Second baseman | St. Louis Cardinals (1944-1945), Philadelphia Phillies (1945) |
| Johnny Antonelli | July 4, 1948 | September 4, 1961 | Pitcher | Boston/Milwaukee Brewers (1948-1950, 1953), New York/San Francisco Giants (1954-1960), Cleveland Indians (1961), Milwaukee Brewers (1961) |
| Matt Antonelli | September 1, 2008 | September 28, 2008 | Second baseman | San Diego Padres |
| Bill Antonello | April 30, 1953 | September 27, 1953 | Outfielder | Brooklyn Dodgers |
| Norichika Aoki | April 6, 2012 | | Outfielder | Milwaukee Brewers (2012-2013), Kansas City Royals (2014), San Francisco Giants (2015), Seattle Mariners (2016), Houston Astros (2017), Toronto Blue Jays (2017), New York Mets (2017) |
| Luis Aparicio | April 17, 1956 | September 28, 1973 | Shortstop | Chicago White Sox (1956-1962), Baltimore Orioles (1963-1967), Chicago White Sox (1968-1970), Boston Red Sox (1971-1973) |
| Bob Apodaca | September 18, 1973 | September 18, 1977 | Pitcher | New York Mets |
| Luis Aponte | September 4, 1980 | July 6, 1984 | Pitcher | Boston Red Sox (1980-1983), Cleveland Indians (1984) |
| Kevin Appier | June 4, 1989 | April 23, 2004 | Pitcher | Kansas City Royals (1989-1999), Oakland Athletics (1999-2000), New York Mets (2001), Anaheim Angels (2002-2003), Kansas City Royals (2003-2004) |
| Fred Applegate | September 30, 1904 | October 10, 1904 | Pitcher | Philadelphia Athletics |
| Ed Appleton | April 16, 1915 | October 5, 1916 | Pitcher | Brooklyn Robins |
| Pete Appleton | September 14, 1927 | September 20, 1945 | Pitcher | Cincinnati Reds (1927-1928), Cleveland Indians (1930-1932), Boston Red Sox (1932), New York Yankees (1933), Washington Senators (1936-1939), Chicago White Sox (1940-1942), St. Louis Browns (1942, 1945), Washington Senators (1945) |
| Luke Appling | September 10, 1930 | October 1, 1950 | Shortstop | Chicago White Sox (1930-1943, 1945-1950) |
| Greg Aquino | July 2, 2004 | June 17, 2009 | Relief pitcher | Arizona Diamondbacks (2004-2006), Milwaukee Brewers (2007), Baltimore Orioles (2008), Cleveland Indians (2009) |
| Luis Aquino | August 8, 1986 | September 12, 1995 | Pitcher | Toronto Blue Jays (1986), Kansas City Royals (1988-1992), Florida Marlins (1993-1994), Montreal Expos (1995), San Francisco Giants (1995) |
| Ángel Aragón | August 24, 1914 | July 14, 1917 | Third baseman | New York Yankees |
| Jack Aragón | August 13, 1949 | August 13, 1949 | Catcher | New York Giants |
| Maurice Archdeacon | September 17, 1923 | May 29, 1925 | Center field | Chicago White Sox |
| Fred Archer | September 5, 1936 | September 9, 1937 | Philadelphia Athletics | |
| Jim Archer | April 30, 1961 | September 19, 1962 | Pitcher | Kansas City Athletics |
| Jimmy Archer | September 6, 1904 | September 2, 1918 | Catcher | Pittsburgh Athletics (1904), Detroit Tigers (1907), Chicago Cubs (1909-1917), Brooklyn Robins (1918), Pittsburgh Pirates (1918), Cincinnati Reds (1918) |
| George Archie | September 14, 1938 | April 21, 1946 | Third/Second baseman | Detroit Tigers (1938), Washington Senators (1941), St. Louis Browns (1941, 1946) |
| José Arcia | April 10, 1968 | September 30, 1970 | Infielder | Chicago Cubs (1968), San Diego Padres (1969-1970) |
| Dan Ardell | September 14, 1961 | September 27, 1961 | First baseman | Los Angeles Angels |
| Rugger Ardizoia | April 30, 1947 | April 30, 1947 | Pitcher | New York Yankees |
| Joe Ardner | May 1, 1884 | August 18, 1890 | Second baseman | Cleveland Blues (1884), Cleveland Spiders (1890) |
| Danny Ardoin | August 2, 2000 | September 26, 2008 | Catcher | Minnesota Twins (2000), Texas Rangers (2004), Colorado Rockies (2005-2006), Baltimore Orioles (2006), Los Angeles Dodgers (2008) |
| Frank Arellanes | July 17, 1908 | August 14, 1910 | Pitcher | Boston Red Sox |
| J. P. Arencibia | August 7, 2010 | October 1, 2015 | Catcher | Toronto Blue Jays (2010-2013), Texas Rangers (2014), Tampa Bay Rays (2015) |
| Hank Arft | July 27, 1948 | May 23, 1952 | First baseman | St. Louis Browns |
| Alberto Árias | May 1, 2007 | August 23, 2009 | Pitcher | Colorado Rockies (2007-2008), Houston Astros (2008-2009) |
| Alex Arias | May 12, 1992 | September 22, 2002 | Infielder | Chicago Cubs (1992), Florida Marlins (1993-1997), Philadelphia Phillies (1998-2000), San Diego Padres (2001), New York Yankees (2002) |
| George Arias | April 2, 1996 | July 28, 1999 | Third baseman | California/Anaheim Angels (1996-1997), San Diego Padres (1997-1999) |
| Joaquín Árias | September 13, 2006 | July 24, 2015 | Infielder | Texas Rangers (2006, 2008-2010), New York Mets (2010), San Francisco Giants (2012-2015) |
| Rudy Árias | April 10, 1959 | August 26, 1959 | Pitcher | Chicago White Sox |
| Buzz Arlett | April 14, 1931 | September 27, 1931 | Right fielder | Philadelphia Phillies |
| Don Arlich | October 2, 1965 | August 4, 1966 | Pitcher | Houston Astros |
| Steve Arlin | June 17, 1969 | September 14, 1974 | Pitcher | San Diego Padres (1969-1974), Cleveland Indians (1974) |
| Marcos Armas | May 25, 1993 | September 23, 1993 | First baseman | Oakland Athletics |
| Tony Armas | September 6, 1976 | October 1, 1989 | Outfielder | Pittsburgh Pirates (1976), Oakland Athletics (1977-1982), Boston Red Sox (1983-1986), California Angels (1987-1989) |
| Tony Armas Jr. | August 16, 1999 | July 7, 2008 | Pitcher | Montreal Expos/Washington Nationals (1999-2006), Pittsburgh Pirates (2007), New York Mets (2008) |
| Ed Armbrister | August 31, 1973 | October 2, 1977 | Outfielder | Cincinnati Reds |
| Orville Armbrust | September 18, 1934 | September 30, 1934 | Pitcher | Washington Senators |
| Charlie Armbruster | July 17, 1905 | September 11, 1907 | Catcher | Boston Americans (1905-1907), Chicago White Sox (1907) |
| Harry Armbruster | April 30, 1906 | October 3, 1906 | Outfielder | Philadelphia Athletics |
| George Armstrong | April 26, 1946 | June 23, 1946 | Catcher | Philadelphia Athletics |
| Howard Armstrong | September 30, 1911 | September 30, 1911 | Pitcher | Philadelphia Athletics |
| Jack Armstrong | June 21, 1988 | April 17, 1994 | Pitcher | Cincinnati Reds (1988-1991), Cleveland Indians (1992), Florida Marlins (1993), Texas Rangers (1994) |
| Mike Armstrong | August 12, 1980 | July 5, 1987 | Pitcher | San Diego Padres (1980-1981), Kansas City Royals (1982-1983), New York Yankees (1984-1986), Cleveland Indians (1987) |
| Robert Armstrong | June 26, 1871 | August 29, 1871 | Center fielder | Fort Wayne Kekiongas |
| Harry Arndt | July 2, 1902 | May 25, 1907 | Second baseman/Outfielder | Detroit Tigers (1902), Baltimore Orioles (1902), St. Louis Cardinals (1905-1907) |
| Larry Arndt | June 6, 1989 | June 7, 1989 | First/Second baseman | Oakland Athletics |
| Billy Arnold | April 26, 1872 | May 2, 1872 | Outfielder | Middletown Mansfields |
| Chris Arnold | September 7, 1971 | October 2, 1976 | Infielder | San Francisco Giants (1971-1976) |
| Jamie Arnold | April 20, 1999 | October 1, 2000 | Pitcher | Los Angeles Dodgers (1999-2000), Chicago Cubs (2000) |
| Scott Arnold | April 7, 1988 | April 23, 1988 | Pitcher | St. Louis Cardinals |
| Tony Arnold | August 9, 1986 | October 3, 1987 | Relief pitcher | Baltimore Orioles |
| Morrie Arnovich | September 14, 1936 | April 21, 1946 | Left fielder | Philadelphia Phillies (1936-1940), Cincinnati Reds (1940), New York Giants (1941, 1946) |
| Brad Arnsberg | September 6, 1986 | April 23, 1992 | Pitcher | New York Yankees (1986-1987), Texas Rangers (1989-1991), Cleveland Indians (1992) |
| Orie Arntzen | April 20, 1943 | September 26, 1943 | Pitcher | Philadelphia Athletics |
| René Arocha | April 9, 1993 | June 6, 1997 | Pitcher | St. Louis Cardinals (1993-1996), San Francisco Giants (1997) |
| José Arredondo | May 14, 2008 | October 3, 2012 | Relief pitcher | Los Angeles Angels of Anaheim (2008-2009), Cincinnati Reds (2011-2012) |
| Jake Arrieta | June 10, 2010 | September 19, 2021 | Pitcher | Baltimore Orioles (2010-2013), Chicago Cubs (2013-2017), Philadelphia Phillies (2018-2020), Chicago Cubs (2021), San Diego Padres (2021) |
| Gerry Arrigo | June 12, 1961 | June 5, 1970 | Pitcher | Minnesota Twins (1961-1964), Cincinnati Reds (1965-1966), New York Mets (1966), Cincinnati Reds (1967-1969), Chicago White Sox (1970) |
| Rolando Arrojo | April 1, 1998 | September 22, 2002 | Pitcher | Tampa Bay Devil Rays (1998-1999), Colorado Rockies (2000), Boston Red Sox (2000-2002) |
| Bronson Arroyo | June 12, 2000 | June 18, 2017 | Pitcher | Pittsburgh Pirates (2000-2002), Boston Red Sox (2003-2005), Cincinnati Reds (2006-2013), Arizona Diamondbacks (2014), Cincinnati Reds (2017) |
| Fernando Arroyo | June 28, 1975 | August 11, 1986 | Pitcher | Detroit Tigers (1975, 1977-1979), Minnesota Twins (1980-1982), Oakland Athletics (1982, 1986) |
| Luis Arroyo | April 20, 1955 | May 28, 1963 | Pitcher | St. Louis Cardinals (1955), Pittsburgh Pirates (1956-1957), Cincinnati Reds (1959), New York Yankees (1960-1963) |
| Rudy Arroyo | June 1, 1971 | June 24, 1971 | Pitcher | St. Louis Cardinals |
| Harry Arundel | July 19, 1875 | October 10, 1884 | Pitcher | Brooklyn Atlantics (1875), Pittsburgh Alleghenys (1882), Providence Grays (1884) |
| Tug Arundel | May 23, 1882 | September 27, 1888 | Catcher | Philadelphia Athletics (1882), Toledo Blue Stockings (1884), Indianapolis Hoosiers (1887), Washington Nationals (1888) |
| Randy Asadoor | September 14, 1986 | October 5, 1986 | Third baseman | San Diego Padres |
| Jim Asbell | May 8, 1938 | October 2, 1938 | Outfielder | Chicago Cubs |
| Casper Asbjornson | September 17, 1932 | August 31, 1932 | Catcher | Boston Red Sox (1928-1929), Cincinnati Reds (1931-1932) |
| José Ascanio | July 13, 2007 | June 5, 2011 | Pitcher | Atlanta Braves (2007), Chicago Cubs (2008-2009), Pittsburgh Pirates (2009, 2011) |
| Jairo Asencio | July 12, 2009 | | Relief pitcher | Atlanta Braves (2009, 2011), Cleveland Indians (2012), Chicago Cubs (2012), Baltimore Orioles (2013) |
| Miguel Asencio | April 6, 2002 | April 29, 2006 | Pitcher | Kansas City Royals (2002-2003), Colorado Rockies (2006) |
| Ken Ash | April 17, 1925 | September 26, 1930 | Pitcher | Chicago White Sox (1925), Cincinnati Reds (1928-1930) |
| Richie Ashburn | April 20, 1948 | September 30, 1962 | Center fielder | Philadelphia Phillies (1948-1959), Chicago Cubs (1960-1961), New York Mets (1962) |
| Alan Ashby | July 3, 1973 | May 9, 1989 | Catcher | Cleveland Indians (1973-1976), Toronto Blue Jays (1977-1978), Houston Astros (1979-1989) |
| Andy Ashby | June 10, 1991 | September 14, 2004 | Pitcher | Philadelphia Phillies (1991-1992), Colorado Rockies (1993), San Diego Padres (1993-1999), Philadelphia Phillies (2000), Atlanta Braves (2000), Los Angeles Dodgers (2001-2003), San Diego Padres (2004) |
| Tucker Ashford | September 21, 1976 | May 14, 1984 | Third baseman | San Diego Padres (1976-1978), Texas Rangers (1980), New York Yankees (1981), New York Mets (1983), Kansas City Royals (1984) |
| Billy Ashley | September 1, 1992 | July 30, 1998 | Left fielder | Los Angeles Dodgers (1992-1997), Boston Red Sox (1998) |
| Tom Asmussen | August 10, 1907 | August 19, 1907 | Catcher | Boston Doves |
| Bob Aspromonte | September 19, 1956 | September 28, 1971 | Third baseman | Brooklyn/Los Angeles Dodgers (1956, 1960-1961), Houston Colt .45s/Astros (1962-1968), Atlanta Braves (1969-1970), New York Mets (1971) |
| Ken Aspromonte | September 2, 1957 | June 21, 1963 | Second baseman | Boston Red Sox (1957-1958), Washington Senators (1958-1960), Cleveland Indians (1960, 1961-1962), Los Angeles Angels (1961), Milwaukee Braves (1962), Chicago Cubs (1963) |
| Brian Asselstine | September 14, 1976 | October 3, 1981 | Outfielder | Atlanta Braves |
| Paul Assenmacher | April 12, 1986 | October 3, 1999 | Pitcher | Atlanta Braves (1986-1989), Chicago Cubs (1989-1993), New York Yankees (1993), Chicago White Sox (1994), Cleveland Indians (1995-1999) |
| Ezequiel Astacio | May 3, 2005 | May 10, 2006 | Pitcher | Houston Astros (2005-2006) |
| Pedro Astacio | July 3, 1992 | September 27, 2006 | Pitcher | Los Angeles Dodgers (1992-1997), Colorado Rockies (1997-2001), Houston Astros (2001), New York Mets (2002-2003), Boston Red Sox (2004), Texas Rangers (2005), San Diego Padres (2005), Washington Nationals (2006) |
| Joe Astroth | August 13, 1945 | May 13, 1956 | Catcher | Philadelphia/Kansas City Athletics (1945-1946; 1949-1956) |
| Scott Atchison | July 31, 2004 | June 22, 2015 | Pitcher | Seattle Mariners (2004-2005), San Francisco Giants (2007), Boston Red Sox (2010-2012), New York Mets (2013), Cleveland Indians (2014-2015) |
| Justin Atchley | April 7, 2001 | July 12, 2001 | Pitcher | Cincinnati Reds |
| Charlie Atherton | May 30, 1899 | August 22, 1899 | Third baseman | Washington Senators |
| Keith Atherton | July 14, 1983 | August 5, 1989 | Pitcher | Oakland Athletics (1983-1986), Minnesota Twins (1986-1988), Cleveland Indians (1989) |
| Luis Atilano | April 23, 2010 | July 20, 2010 | Pitcher | Washington Nationals |
| Garrett Atkins | August 3, 2003 | June 25, 2010 | Second baseman | Colorado Rockies (2003-2009), Baltimore Orioles (2010) |
| James Atkins | September 29, 1950 | May 10, 1952 | Pitcher | Boston Red Sox (1950, 1952) |
| Mitch Atkins | July 29, 2009 | | Pitcher | Chicago Cubs (2009-2010), Baltimore Orioles (2011) |
| Tommy Atkins | October 2, 1909 | September 28, 1910 | Pitcher | Philadelphia Athletics |
| Al Atkinson | May 1, 1884 | August 13, 1887 | Pitcher | Philadelphia Athletics (1884), Chicago Browns (1884), Baltimore Monumentals (1884), Philadelphia Athletics (1886-1887) |
| Bill Atkinson | September 18, 1976 | September 26, 1979 | Pitcher | Montreal Expos |
| Ed Atkinson | October 22, 1873 | October 23, 1873 | Right fielder | Washington Blue Legs |
| Harry Atkinson | September 25, 1895 | September 25, 1895 | Left fielder | St. Louis Browns (1895) |
| Lefty Atkinson | August 5, 1927 | August 5, 1927 | Pinch runner | Washington Senators |
| Dick Attreau | September 14, 1926 | September 28, 1927 | First baseman | Philadelphia Phillies |
| Toby Atwell | April 15, 1952 | September 28, 1956 | Catcher | Chicago Cubs (1952-1953), Pittsburgh Pirates (1953-1956), Milwaukee Braves (1956) |
| Bill Atwood | April 15, 1936 | September 29, 1940 | Catcher | Philadelphia Phillies |
| Jake Atz | September 24, 1902 | September 30, 1909 | Second baseman/Shortstop | Washington Senators (1902), Chicago White Sox (1907-1909) |
| Chub Aubrey | April 22, 1903 | September 27, 1903 | Shortstop | Boston Beaneaters |
| Michael Aubrey | May 17, 2008 | October 4, 2009 | First baseman | Cleveland Indians (2008), Baltimore Orioles (2009) |
| Derek Aucoin | May 21, 1996 | May 25, 1996 | Pitcher | Montreal Expos |
| Rich Aude | September 9, 1993 | May 15, 1996 | First baseman | Pittsburgh Pirates (1993, 1995-1996) |
| Rick Auerbach | April 13, 1971 | August 12, 1981 | Shortstop | Milwaukee Brewers (1971-1973), Los Angeles Dodgers (1974-1976), Cincinnati Reds (1977-1980), Seattle Mariners (1981) |
| Bryan Augenstein | May 13, 2009 | April 12, 2011 | Pitcher | Arizona Diamondbacks (2009), St. Louis Cardinals (2011) |
| Don August | June 2, 1988 | October 1, 1991 | Pitcher | Milwaukee Brewers |
| Dave Augustine | September 3, 1973 | October 2, 1974 | Outfielder | Pittsburgh Pirates |
| Jerry Augustine | September 9, 1975 | April 11, 1984 | Pitcher | Milwaukee Brewers |
| Elden Auker | August 10, 1933 | September 20, 1942 | Pitcher | Detroit Tigers (1933-1938), Boston Red Sox (1939), St. Louis Browns (1940-1942) |
| Leslie Aulds | May 25, 1947 | June 22, 1947 | Catcher | Boston Red Sox |
| Doug Ault | September 9, 1976 | October 5, 1980 | First baseman | Texas Rangers (1976), Toronto Blue Jays (1977-1978, 1980) |
| Rich Aurilia | September 6, 1995 | October 4, 2009 | Shortstop | San Francisco Giants (1995-2003), Seattle Mariners (2004), San Diego Padres (2004), Cincinnati Reds (2005-2006), San Francisco Giants (2007-2009) |
| Joe Ausanio | July 14, 1994 | September 15, 1995 | Relief pitcher | New York Yankees (1994-1995) |
| Brad Ausmus | July 28, 1993 | October 3, 2010 | Catcher | San Diego Padres (1993-1996), Detroit Tigers (1996), Houston Astros (1997-1998), Detroit Tigers (1999-2000), Houston Astros (2001-2008), Los Angeles Dodgers (2009-2010) |
| Dennis Aust | September 6, 1965 | May 7, 1966 | Pitcher | St. Louis Cardinals |
| Henry Austin | April 28, 1873 | August 7, 1873 | Outfielder | Elizabeth Resolutes |
| Jeff Austin | June 26, 2001 | May 28, 2003 | Pitcher | Kansas City Royals (2001-2002), Cincinnati Reds (2003) |
| Jim Austin | July 4, 1991 | July 21, 1993 | Pitcher | Milwaukee Brewers |
| Jimmy Austin | April 19, 1909 | October 6, 1929 | Third baseman | New York Highlanders (1909-1910), St. Louis Browns (1925-1926, 1929) |
| Rick Austin | June 21, 1970 | June 27, 1976 | Pitcher | Cleveland Indians (1970-1971), Milwaukee Brewers (1975-1976) |
| Al Autry | September 14, 1976 | September 14, 1976 | Pitcher | Atlanta Braves |
| Chick Autry (C) | April 20, 1924 | September 18, 1930 | Catcher | New York Yankees (1924), Cleveland Indians (1926-1928), Chicago White Sox (1929-1930) |
| Chick Autry (1B) | September 18, 1907 | October 7, 1909 | First baseman | Cincinnati Reds (1907, 1909), Boston Doves (1909) |
| Bruce Aven | August 27, 1997 | May 27, 2002 | Outfielder | Cleveland Indians (1997), Florida Marlins (1999), Pittsburgh Pirates (2000), Los Angeles Dodgers (2000-2001), Cleveland Indians (2002) |
| Earl Averill | April 16, 1929 | April 25, 1941 | Center fielder | Cleveland Indians (1929-1939), Detroit Tigers (1939-1940), Boston Braves (1941) |
| Earl Averill Jr. | April 19, 1956 | September 26, 1963 | Catcher | Cleveland Indians (1956, 1958), Chicago Cubs (1959-1960), Chicago White Sox (1960), Los Angeles Angels (1961-1962), Philadelphia Phillies (1963) |
| Steve Avery | June 13, 1990 | July 20, 2003 | Pitcher | Atlanta Braves (1990-1996), Boston Red Sox (1997-1998), Cincinnati Reds (1999), Detroit Tigers (2003) |
| Alex Avila | August 6, 2009 | October 3, 2021 | Catcher | Detroit Tigers (2009-2015), Chicago White Sox (2016), Detroit Tigers (2017), Chicago Cubs (2017), Arizona Diamondbacks (2018-2019), Minnesota Twins (2020), Washington Nationals (2021) |
| Bobby Ávila | April 30, 1949 | September 29, 1959 | Second baseman | Cleveland Indians (1949-1958), Baltimore Orioles (1959), Boston Red Sox (1959), Milwaukee Braves (1959) |
| Mike Avilés | May 29, 2008 | October 1, 2017 | Infielder | Kansas City Royals (2008-2011), Boston Red Sox (2011-2012), Cleveland Indians (2013-2015), Detroit Tigers (2016), Miami Marlins (2017) |
| Ramón Avilés | July 10, 1977 | October 4, 1981 | Second baseman | Boston Red Sox (1977), Philadelphia Phillies (1979-1981) |
| Jay Avrea | April 22, 1950 | May 6, 1950 | Pitcher | Cincinnati Reds (1950) |
| Dylan Axelrod | September 7, 2011 | August 18, 2015 | Pitcher | Chicago White Sox (2011-2013), Cincinnati Reds (2014-2015) |
| John Axford | September 15, 2009 | August 2, 2021 | Pitcher | Milwaukee Brewers (2009-2013), St. Louis Cardinals (2013), Cleveland Indians (2014), Pittsburgh Pirates (2014), Colorado Rockies (2015), Oakland Athletics (2016-2017), Toronto Blue Jays (2018), Los Angeles Dodgers (2018), Milwaukee Brewers (2021) |
| Benny Ayala | August 27, 1974 | October 2, 1985 | Designated hitter/Left fielder | New York Mets (1974, 1976), St. Louis Cardinals (1977), Baltimore Orioles (1979-1984), Cleveland Indians (1985) |
| Bobby Ayala | September 5, 1992 | October 2, 1999 | Pitcher | Cincinnati Reds (1992-1993), Seattle Mariners (1994-1998), Montreal Expos (1999), Chicago Cubs (1999) |
| Luis Ayala | March 31, 2003 | September 29, 2013 | Pitcher | Montreal Expos/Washington Nationals (2003-2005, 2007-2008) |
| Erick Aybar | May 16, 2006 | October 1, 2017 | Shortstop | Los Angeles Angels of Anaheim (2006-2015), Atlanta Braves (2016), Detroit Tigers (2016), San Diego Padres (2017) |
| Manny Aybar | August 4, 1997 | June 10, 2005 | Pitcher | St. Louis Cardinals (1997-1999), Colorado Rockies (2000), Cincinnati Reds (2000), Florida Marlins (2000), Chicago Cubs (2001), San Francisco Giants (2002-2003), New York Mets (2005) |
| Willy Aybar | August 31, 2005 | October 3, 2010 | Infielder | Los Angeles Dodgers (2005-2006), Atlanta Braves (2006), Tampa Bay Rays (2008-2010) |
| Jake Aydelott | May 15, 1884 | July 12, 1886 | Pitcher | Indianapolis Hoosiers (1884), Philadelphia Athletics (1886) |
| Bill Ayers | April 17, 1947 | July 13, 1947 | Pitcher | New York Giants |
| Doc Ayers | September 9, 1913 | May 21, 1921 | Pitcher | Washington Senators (1913-1919), Detroit Tigers (1919-1921) |
| Dick Aylward | May 1, 1953 | May 20, 1953 | Catcher | Cleveland Indians |
| Bob Ayrault | June 7, 1992 | July 25, 1993 | Relief pitcher | Philadelphia Phillies (1992-1993), Seattle Mariners (1993) |
| Joe Ayrault | September 1, 1996 | September 29, 1996 | Catcher | Atlanta Braves |
| Joe Azcue | August 3, 1960 | September 29, 1972 | Catcher | Cincinnati Reds (1960), Kansas City Athletics (1962-1963), Cleveland Indians (1963-1969), Boston Red Sox (1969), California Angels (1969-1970, 1972), Milwaukee Brewers (1972) |
| Oscar Azócar | July 17, 1990 | October 4, 1992 | Left fielder | New York Yankees (1990), San Diego Padres (1991-1992) |