Kevin Edmund Youkilis ( ; born March 15, 1979), also known as "Youk" , is an American former professional baseball first baseman and third baseman, who primarily played for the Boston Red Sox.
 A native of Cincinnati, Ohio, he was drafted by the Red Sox in 2001, after playing college baseball at the University of Cincinnati.
 He played in Major League Baseball (MLB) for the Red Sox, the Chicago White Sox, and the New York Yankees.
 He is currently a special assistant to the Chicago Cubs and former Red Sox GM Theo Epstein.
Henry Louis "Buster" Gehrig (June 19, 1903June 2, 1941) was an American baseball first baseman who played his entire professional career (17 seasons) in Major League Baseball (MLB) for the New York Yankees, from 1923 until 1939.
 Gehrig was renowned for his prowess as a hitter and for his durability, a trait that tragically and ironically earned him his nickname "The Iron Horse".
 He was an All-Star seven consecutive times, a Triple Crown winner once, an American League (AL) Most Valuable Player twice, and a member of six World Series champion teams.
 He had a career .340 batting average, .632 slugging average, and a .447 on base average.
 He hit 493 home runs and had 1,995 runs batted in (RBI).
 In 1939, he was elected to the Baseball Hall of Fame and was the first MLB player to have his uniform number (4) retired by a team.
Vernon Christopher Carter (born December 18, 1986) is an American professional baseball first baseman and designated hitter who currently plays for the Oakland Athletics organization.
 He previously played in Major League Baseball (MLB) for the Athletics, Houston Astros, Milwaukee Brewers, and New York Yankees.
 In 2016, while playing for the Brewers, Carter led the National League in home runs, along with Colorado Rockies third baseman Nolan Arenado, with 41.
Cecil Rutherford "Rud" Rennie (1897–1956), newspaperman, was a sportswriter for the "New York Herald Tribune", chiefly assigned to the New York Yankees baseball team and the New York Giants football team, for some 36 years.
 He was a friend and confidante of many celebrated sports figures such as Babe Ruth, Lou Gehrig, Joe DiMaggio, Pepper Martin, and Dizzy Dean, as well as his many colleagues in the press box.
 Much quoted from his writings as well as tossed-off quips, Rennie was a member of The Newspaper Guild from its founding in 1933.
 He served on the board of directors of the Baseball Writers' Association of America, and was frequently on the yearly selection committee for Most Valuable Player and the Honor Roll, and was on the executive committee of the New York Chapter.
Frederick Stanley McGriff (born October 31, 1963) is an American former professional baseball first baseman, who played for six Major League Baseball (MLB) teams from 1986 through 2004.
 A power-hitting first baseman, he became a five-time All-Star and led both leagues in home runs in separate years – the American League in 1989 and the National League in 1992.
 McGriff finished his career with 493 home runs, tied with Hall of Fame player Lou Gehrig, and only seven homers away from joining the 500 home run club.
 He won a World Series title as a first baseman with the Atlanta Braves in 1995.
 He currently works in the Atlanta Braves' front office as Special Assistant to Baseball Operations.
Napoleon "Chance" Cummings (June 8, 1892 – April 22, 1974) was an American baseball first baseman and second baseman in the Negro leagues.
 He played from 1916 to 1928, mostly with the Atlantic City Bacharach Giants.
 He began his career in Jacksonville, Florida with the Duval Giants and moved with the team to Atlantic City, New Jersey to become one of the original Bacharach Giants from 1916 to 1918.
 He returned to the Bacharach Giants from 1923 to 1928 and was part of the team when they won Eastern Colored League pennants in 1926 and 1927.
 His nickname, "Chance," came from being compared to the Chicago Cubs' first baseman, Frank Chance.
Daniel Ryan "Dan" Johnson (born August 10, 1979) is an American professional baseball first baseman for the Bravos de León of the Mexican Baseball League.
 He has played most of his ten seasons in Major League Baseball and Nippon Professional Baseball as a first baseman and pitcher, but has never held a Major League starting job for an entire season.
 He is perhaps best known for hitting a dramatic two-out, two-strike home run for the Tampa Bay Rays in the bottom of the ninth inning of the last game of the 2011 season, also known as Wild Card Wednesday.
 That home run tied the game, which the Rays eventually won, sending them to the playoffs.
 His clutch hitting for the Rays, along with his red hair and beard, earned him the nickname "The Great Pumpkin".
Mark Charles Teixeira ( ; born April 11, 1980) is an American former professional baseball first baseman.
 He played 14 seasons in Major League Baseball (MLB) for the Texas Rangers, Atlanta Braves, Los Angeles Angels of Anaheim and New York Yankees.
 Before his professional career, he played college baseball at Georgia Tech, where in 2001 he won the Dick Howser Trophy as the national collegiate baseball player of the year.
 One of the most prolific switch hitters in MLB history, Teixeira was an integral part of the Yankees' 27th World Series championship in 2009, leading the American League (AL) in home runs and runs batted in (RBI) while finishing second in the Most Valuable Player Award (MVP) balloting.
 Teixeira was a three-time All-Star, won five Gold Glove Awards and three Silver Slugger Awards, and also holds the all-time major league record for most games with a home run from both sides of the plate, with 14.
 He was the fifth switch hitter in MLB history to reach 400 home runs.
Christopher Tyler Austin (born September 6, 1991) is an American professional baseball first baseman and outfielder for the New York Yankees of Major League Baseball (MLB).
 He played baseball for Heritage High School in Conyers, Georgia, before the Yankees selected him in the 2010 MLB draft.
 He became a highly regarded prospect, but missed playing time due to injuries.
 Austin made his MLB debut in 2016.
Mark Andrew Reynolds (born August 3, 1983) is an American professional baseball first baseman for the Colorado Rockies of Major League Baseball (MLB).
 He has also played in MLB for the Arizona Diamondbacks, Baltimore Orioles, Cleveland Indians, New York Yankees, Milwaukee Brewers, and St. Louis Cardinals.
 A right-hander both when batting and throwing, Reynolds has gained attention for his frequent and long home runs, high strikeout totals, and defensive versatility, having been primarily a third baseman before transitioning to first base while playing for the Orioles.

Question: Rutherford Rud Rennie was a friend and confidante of what American baseball first baseman who played for the Yankees from 1923-1939?
Answer: Henry Louis "Buster" Gehrig