| Elmo Kassin | |
| Nationality: | Estonian |
| Sport: | Cross-country skiing |
| Birth Date: | 13 October 1969 |
| Birth Place: | Otepää, Estonia |
Elmo Kassin (born 13 October 1969) is an Estonian cross-country skier. He competed at the 1992 Winter Olympics, the 1994 Winter Olympics and the 1998 Winter Olympics.[1]