| Jacob Onsrud | |
| Birth Date: | 23 February 1882 |
| Birth Place: | Vestre Toten, Norway |
| Death Place: | Østre Toten, Norway |
| Sport: | Sports shooting |
| Show-Medals: | yes |
Jacob Onsrud (23 February 1882 - 4 November 1971) was a Norwegian rifle shooter competing in the early 20th century.[1] He won an Olympic silver medal at the 1920 Summer Olympics in Antwerp for team, military rifle, 300 + 600 m.[2]