| Jan Bielecki | |
| Nationality: | Danish |
| Sport: | Athletics |
| Event: | Hammer throw |
| Birth Date: | 20 February 1971 |
| Birth Place: | Copenhagen, Denmark |
Jan Bielecki (born 20 February 1971) is a Danish athlete. He competed in the men's hammer throw at the 1996 Summer Olympics and the 2000 Summer Olympics.[1]