| Birth Date: | 22 August 1914 |
| Birth Place: | Copenhagen, Denmark |
| Death Date: | 22 December 1952 (aged 38) |
| Sport: | Cycling |
| Event: | Road |
| Show-Medals: | yes |
Werner Grundahl Hansen (22 August 1914 – 22 December 1952) was a Danish cyclist who won a bronze medal in the amateur's road race at the 1935 World Championships. After that he turned professional and competed both on the road and on track, winning a six-day race in his hometown of Copenhagen in 1936 and the national track pursuit title in 1939.