Question: The Saint John's Johnnies football program represents Saint John's University, in Collegeville, Minnesota, from 1953 through November 19, 2012, which former American football coach, coached the Johnnies?

Context paragraphs:
Blake Elliott: was the winner of the 2003 Gagliardi Trophy for academic and football excellence covering all of NCAA Division III.  He graduated from Melrose High School in Melrose, Minnesota and Saint John's University (Collegeville, Minnesota).  He owns several school, conference, and national records in NCAA football .  In his senior year, he led Saint John's to the NCAA Division III National Football Championship over previously unbeaten Mount Union College.  After college, Elliott spent time with the Minnesota Vikings.

Clemens Stadium: Clemens Stadium is a football stadium located in Collegeville, Minnesota.  The stadium serves as the host stadium to Saint John's University football, track and field teams and other intramural activities.  Saint John's Preparatory School's football and track and field teams also use Clemens Stadium as their home facility.

Gagliardi Trophy: The Gagliardi Trophy was first presented in 1993 to the Outstanding Division III college football player of the year by the Jostens Company and the J-Club of Saint John's University in Minnesota.  Since that time, the award has become one of the leading collegiate football awards and is widely recognized as the premier individual award in Division III football, honoring excellence in athletics, academics and community service.  The award is named for John Gagliardi, head football coach of Carroll College 1949 to 1952 and Saint John's University in Minnesota from 1953 to 2012.  The trophy is presented by the Salem Rotary Club each year in Salem, Virginia.

Saint John's Johnnies football: The Saint John's Johnnies football program represents Saint John's University in Collegeville, Minnesota.  They compete at the NCAA Division III level and are members of the (MIAC) Minnesota Intercollegiate Athletic Conference.  From 1953 through November 19, 2012 John Gagliardi coached the Johnnies, having a 489–138–11 record over 59 years.  The current coach is Gary Fasching, who was named to the position on December 28, 2012.

Carroll Fighting Saints football: The Carroll Fighting Saint football program represents Carroll College of Helena, Montana in college football.  The team competes in the Frontier Conference, which is affiliated with the National Association of Intercollegiate Athletics (NAIA).  The Carroll Fighting Saints football team began playing in 1920 and is one of the most successful programs in the NAIA division of college football.  The program has won six NAIA Football National Championships (2002, 2003, 2004, 2005, 2007, 2010) and 40 conference championships, 14 while a member of the Montana Collegiate Conference and 26 as a member of the Frontier Conference.  The team is currently coached by Mike Van Diest who in his 17th season at Carroll, has compiled a career record of 194– 36.  His winning percentage of .8145 is the third highest of any head coach with at least ten seasons of experience in college football history, behind only those of Mount Union's Larry Kehres and Notre Dame's Knute Rockne.  The Carroll College Fighting Saints plays their home games on campus at Nelson Stadium.

Delores Dufner: Delores Dufner is an American sacred music composer, librettist, and organist whose works have been included in Catholic hymnals in the United States, Canada, the United Kingdom and Australia.  Dufner is a nun of the Order of Saint Benedict at Saint Benedict's Monastery in Saint Joseph, Minnesota.  She is on the faculty of Saint Benedict's College and Saint John's University, Collegeville, Minnesota.

Minnesota Golden Gophers football: The Minnesota Golden Gophers football program represents the University of Minnesota in college football at the NCAA Division I Football Bowl Subdivision (FBS) level.  Founded in 1882, the program is one of the oldest in college football.  Minnesota has been a member of the Big Ten Conference since its inception in 1896 as the Western Conference.  The Golden Gophers claim seven national championships: 1904, 1934, 1935, 1936, 1940, 1941, and 1960.  Since 2009, the Gophers have played all their home games at TCF Bank Stadium in Minneapolis, Minnesota.  In January 2017, the Gophers fired head coach Tracy Claeys and hired former Western Michigan head coach P. J. Fleck as the new head coach.

John Gagliardi: John Gagliardi ( ; born November 1, 1926) is a former American football coach.  He was the head football coach at Saint John's University in Collegeville, Minnesota from 1953 until 2012.  From 1949 to 1952, he was the head football coach at Carroll College in Helena, Montana.  With a career record of 489–138–11, Gagliardi has the most wins of any coach in college football history.  His Saint John's Johnnies teams won four national titles: the NAIA National Football Championship in 1963 and 1965, and the NCAA Division III National Football Championship in 1976 and 2003.  Gagliardi was inducted into the College Football Hall of Fame in 2006.

Princeton Tigers football: The Princeton Tigers football program represents Princeton University and competes at the National Collegiate Athletic Association (NCAA) Division I Football Championship Subdivision (FCS) level as a member of the Ivy League.  Princeton’s football program—along with the football program at nearby Rutgers University—is the oldest in the world.  The schools competed in American football's first intercollegiate contest in 1869.

Minnesota Morris Cougars football: The Minnesota Morris Cougars football program represents the University of Minnesota Morris in college football at the NCAA Division III level.  The football program was founded in 1961, a year after the University of Minnesota Morris was established.  Minnesota Morris first joined NCAA Division II Northern Sun Intercollegiate Conference (NSIC) in 1966.  With a conference record of 0–34 from 1999–2002, Minnesota Morris decided to join NCAA Division III Upper Midwest Athletic Conference (UMAC).  Since joining the UMAC in 2003, Minnesota Morris' conference record is 45–48.  The Cougars claim seven NSIC titles and one UMAC title: 1970, 1975, 1976, 1977, 1978, 1984, 1986, and 2006.  Since 2006, the Cougars have played all their home games at Big Cat Stadium in Morris, Minnesota.  The team's current head coach is Rob Cushman.

Supporting paragraphs: Saint John's Johnnies football John Gagliardi
Answer: John Gagliardi