John Warren Kaiser (born October 6, 1926) is Athletics Director Emeritus at St.
John's University in Queens, NY.
He was an American baseball player, college coach, and administrator.
As a player, he helped St.
John's to the 1949 College World Series.
After a brief minor league career, he became head coach at St.
John's.
Kaiser managed the short-season Class D Lexington Red Sox in 1957 and 1958.
Kaiser led the now-named St.
John's Red Storm baseball team to eleven postseason appearances, including three trips to the College World Series (1960, 1966 and 1968) in his 18-year career as head coach.
Kaiser then became athletic director at St.
John's, and was instrumental in the establishment of the Big East Conference.