Info
| Last name | Mertens |
| First name | Jan |
| Nationality |  Belgium |
| Date of birth | 02-03-1904 |
| Place of birth | Hoboken |
| Passed away | 22-06-1964 |
| Age when passed away | 60 |
| Place of passing | Hoboken |
Monuments
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1928 | - | 4th | - |
| Date | Rank | Race |
|---|---|---|
| 17-03 | 4 | Ronde van Vlaanderen (CDM) |