| Birth Date: | 7 March 1891 |
| Birth Place: | Malmö, Sweden |
| Death Place: | Malmö, Sweden |
| Sport: | Rowing |
| Club: | Stockholms RK |
| Show-Medals: | yes |
Nils Herman Dahlbäck (7 March 1891 – 16 July 1968) was a Swedish rower who competed in the 1912 Summer Olympics.[1] He won a silver medal in the coxed four, inriggers, and failed to reach the finals of the eight tournament.[2] Dahlbäck worked as a customs inspector in Malmö.