| Year: | 1945 |
| Conference: | SEC |
| Gender: | Men's |
| Teams: | 11 |
| Arena: | Jefferson County Armory |
| City: | Louisville, Kentucky |
| Champions: | Kentucky |
| Titlecount: | 7th |
| Coach: | Adolph Rupp |
| Coachcount: | 7th |
The 1945 Southeastern Conference men's basketball tournament took place on February 28–March 3, 1945, in Louisville, Kentucky at the Jefferson County Armory. It was the twelfth SEC basketball tournament.[1]
Kentucky won the tournament by beating Tennessee in the championship game. The Wildcats went on to play in the 1945 NCAA Tournament, losing to Ohio State in the first round, and the Volunteers went on to play in the 1945 National Invitation Tournament, losing in the first round to Rhode Island.