| Martin Venix | |
| Birth Date: | 4 March 1950 |
| Birth Place: | Tilburg, the Netherlands |
| Sport: | Motor-paced racing |
| Show-Medals: | yes |
Martinus "Martin" Venix (born 4 March 1950) is a retired cyclist from the Netherlands. After winning a silver medal at the Amateur UCI Motor-paced World Championships in 1974 he turned professional, winning the UCI World Championships in 1979 and 1982 and finishing in second place in 1978.