1921 Southern Intercollegiate Athletic Association men's basketball tournament

1921 Southern Intercollegiate Athletic Association men's basketball tournament
ClassificationDivision I
Teams15
SiteMunicipal Auditorium
Atlanta, GA
ChampionsKentucky Wildcats (1st title)
Winning coachGeorge Buchheit (1st title)
Southern Intercollegiate Athletic Association men's basketball tournaments

The 1921 SIAA men's basketball tournament took place February 25–March 1, 1921, at Municipal Auditorium in Atlanta, Georgia. The Kentucky Wildcats won their first Southern Intercollegiate Athletic Association title, led by head coach George Buchheit.

The Kentucky Wildcats defeated the pre-tournament favorite Georgia Bulldogs, on a free throw by Bill King. Georgia beat rival Georgia Tech in the semifinals.