| Gerrit Roos | |
| Birth Date: | 21 August 1898 |
| Birth Place: | Amsterdam, Netherlands |
| Death Date: | 10 May 1969 (aged 70) |
| Death Place: | Amsterdam, Netherlands |
| Sport: | Weightlifting |
| Club: | DOK, Amsterdam |
| Show-Medals: | yes |
Gerrit Jacob Roos (21 August 189810 May 1969) was a Dutch weightlifter. He competed at the 1928 Summer Olympics in the lightweight category (under 67.5kg), and finished in 14th place.