| Louis Desmet | |
| Nationality: | Belgian |
| Sport: | Middle-distance running |
| Event: | 800 metres |
| Birth Date: | 5 January 1930 |
| Birth Place: | Sint-Pieters-Leeuw, Belgium |
| Death Place: | Anderlecht, Belgium |
Louis Desmet (5 January 1930 – 6 June 2001) was a Belgian middle-distance runner. He competed in the men's 800 metres at the 1952 Summer Olympics.[1] Desmet died in Anderlecht on 6 June 2001, at the age of 71.[2]