| Jānis Tīdemanis | |
| Nationality: | Latvian |
| Occupation: | Painter |
| Birth Date: | 1 October 1897 |
| Birth Place: | Ventspils, Latvia |
| Death Place: | Toronto, Ontario, Canada |
Jānis Tīdemanis (1 October 1897 - 12 April 1964) was a Latvian painter.[1] [2] His work was part of the painting event in the art competition at the 1932 Summer Olympics, representing Belgium.[3]