| Birth Date: | 8 June 1921 |
| Birth Place: | Amsterdam, the Netherlands |
| Death Date: | 21 October 1993 (aged 72) |
| Death Place: | Amsterdam, the Netherlands |
| Sport: | Sprint |
| Club: | Blauw-Wit, Amsterdam |
| Show-Medals: | yes |
Johannes Michaël "Jan" Meijer (8 June 1921 – 21 October 1993) was a Dutch sprinter. He competed at the 1948 Summer Olympics in the 100 m and 4 × 100 m events and finished in sixth place in the relay.