Jan Janssen (gymnast)
| Jan Janssen | |
|---|---|
| — Gymnast — | |
| Country represented |
 Netherlands |
| Born |
December 6, 1885 Groningen |
| Died | May 24, 1953 (aged 67) |
Jan Janssen (December 6, 1885 – May 24, 1953) was a Dutch gymnast who competed in the 1908 Summer Olympics. He was born in Groningen.
As part of the Dutch gymnastics team that finished in 7th place he finished 60th in the individual all-around competition.
He was the older brother of Dirk Janssen. He died in Haarlem.