| World Professional Basketball Tournament | |
| Year: | 1945 |
| Location: | Chicago, Illinois |
| Start Date: | 19 March |
| End Date: | 24 March |
| Teams: | 14 |
| Champions: | Fort Wayne Zollner Pistons |
| Runner-Up1: | Dayton Acmes |
| Runner-Up2: | Chicago American Gears |
| Mvp: | Buddy Jeannette |
| Previous: | 1944 |
| Next: | 1946 |
The 1945 World Professional Basketball Tournament was the 7th edition of the World Professional Basketball Tournament. It was held in Chicago, Illinois, during the days of 19–24 March 1945 and featured 14 teams. It was won by the Fort Wayne Zollner Pistons who defeated the Dayton Acmes 78–52 in the championship game. The Chicago American Gears came in third after beating the New York Rens 64–55 in the third-place game.[1] Buddy Jeannette of Fort Wayne was named the tournaments Most Valuable Player.[2]
19 March - Chicago American Gears 58, Hartford Nutmegs 47
19 March - Oshkosh All-Stars 60, Detroit Mansfields 56
19 March - New York Rens 67, Indianapolis Oilers 59
19 March - Midland Dow Chemicals 61, Cleveland Allmen Transfers 46
19 March - Pittsburgh Raiders 53, Newark C-O Twos 50
19 March - Dayton Acmes 43, Long Island Grumman Hellcats 27
21 March - Fort Wayne Zollner Pistons 63, Oshkosh All-Stars 52
21 March - New York Rens 61, Pittsburgh Raiders 52
21 March - Dayton Acmes 52, Midland Dow Chemicals 50
21 March - Chicago American Gears 53, Harlem Globetrotters 49
22 March - Dayton Acmes 80, Chicago American Gears 51
22 March - Fort Wayne Zollner Pistons 68, New York Rens 45[3]