| Waldemar Cotelo | |
| Nationality: | Uruguayan |
| Sport: | Long-distance running |
| Event: | Marathon |
| Birth Date: | 12 March 1964 |
| Height: | 1.73 m |
| Weight: | 60 kg |
Waldemar Cotelo (born 12 March 1964) is a Uruguayan long-distance runner. He competed in the men's marathon at the 1996 Summer Olympics.[1]