| Mārtiņš Onskulis | |
| Birth Date: | 18 June 1994 |
| Birth Place: | Sigulda |
| Nationality: | Latvian |
| Sport: | Alpine skiing |
Mārtiņš Onskulis (born 18 June 1994) is a Latvian alpine skier. He was born in Sigulda. He competed at the 2014 Winter Olympics in Sochi, in giant slalom and slalom.[1]