Info
| Last name | Clemens |
| First name | Mathias |
| Nationality |  Luxembourg |
| Date of birth | 08-08-1915 |
| Place of birth | Luxemburg |
| Passed away | 26-11-2001 |
| Age when passed away | 86 |
| Place of passing | Huncherange |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 04-09 | DNF |  UCI World Championship Valkenburg (CM) | |||||
 Tour de France (2.HC) | |||||||
| 5 |  Standings | ||||||
| 31-07 | Stage 21Lille - Paris (279.0km) | ||||||
| 22-07 | 3 | Stage 14Digne-les-Bains - Briançon (219.0km) | |||||
| 17-07 | 3 | Stage 10bNarbonne - Béziers (27.0km) | |||||