1939–40 Iowa State Cyclones men's basketball team

1939–40 Iowa State Cyclones men's basketball
ConferenceBig Six Conference
Record9–9 (2–8 Big Six)
Head coach
Home arenaState Gymnasium
1939–40 Big Six Conference men's basketball standings
Conf.Overall
TeamW L PCTW L PCT
Kansas82 .800196  .760
Missouri82 .800136  .684
Oklahoma82 .800127  .632
Iowa State28 .20099  .500
Kansas State28 .200612  .333
Nebraska28 .200612  .333

The 1939–40 Iowa State Cyclones men's basketball team represented Iowa State University during the 1939–40 NCAA men's basketball season. The Cyclones were coached by Louis Menze, who was in his twelfth season with the Cyclones. They played their home games at the State Gymnasium in Ames, Iowa.

They finished the season 9–9, 2–8 in Big Six play to finish in a tie for fourth place.