| Year: | 1943 |
| Conference: | SEC |
| Gender: | Men's |
| Teams: | 11 |
| Arena: | Jefferson County Armory |
| City: | Louisville, Kentucky |
| Champions: | Tennessee |
| Titlecount: | 3rd |
| Coach: | John Mauer |
| Coachcount: | 2nd |
The 1943 Southeastern Conference men's basketball tournament took place on February 25–27, 1943, in Louisville, Kentucky at the Jefferson County Armory. It was the tenth SEC basketball tournament.[1]
Tennessee won the tournament by beating Kentucky in the championship game.