| Year: | 1956–57 |
| Record: | 16–7 |
| Sport: | Basketball |
| Conference: | Big Seven Conference |
| Conference Link: | Big Eight Conference |
| Short Conf: | Big Seven |
| Team: | Iowa State Cyclones |
| Head Coach: | Bill Strannigan |
| Conf Record: | 6–6 |
| Hc Year: | 3rd |
| Asst Coach1: | Bob Lamson |
| Stadium: | Iowa State Armory |
The 1956–57 Iowa State Cyclones men's basketball team represented Iowa State University during the 1956-57 NCAA College men's basketball season. The Cyclones were coached by Bill Strannigan, who was in his third season with the Cyclones. They played their home games at the Iowa State Armory in Ames, Iowa.
They finished the season 16–7, 6–6 in Big Seven play to finish in third place. Gary Thompson won Big Seven Player of the Year, edging out Wilt Chamberlain of Kansas. Iowa State also picked up their first ever win over a top ranked team, defeating Kansas, 39–37.
|-!colspan=6 style=""|Regular Season|-[2]