| Dirk Jan van Hameren | |
| Fullname: | Theodorus Johannes Antonius Maria van Hameren |
| Birth Date: | 14 April 1965 |
| Birth Place: | Leiden, Netherlands |
| Height: | 187cm (74inches) |
| Weight: | 870NaN0 |
| Discipline: | Track cycling |
Theodorus Johannes Antonius Maria "Dirk Jan" van Hameren (born 14 July 1965) is a Dutch track cyclist. He competed in the men's sprint and men's 1 km time trial at the 1992 Summer Olympics and in the men's 1 km time trial at the 1996 Summer Olympics.[1]