Info
| Last name | Mertens |
| First name | Theo |
| Nationality |  Belgium |
| Date of birth | 30-07-1941 |
| Age | 84 |
| Place of birth | Balen |
Monuments
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1967 | - | - | 67th |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 28-05 | 9 |  Bordeaux - Paris (1.1) | |||||
 Vuelta a España (2.HC) | |||||||
| 67 |  Standings | ||||||
| 14-05 | Stage 18Zarautz - Bilbao (175.0km) | ||||||
| 10-05 | 2 | Stage 14Zaragoza - Pamplona (193.0km) | |||||
| 09-04 | 16 | Paris-Roubaix (CDM) | |||||
| 02-04 | 37 | Ronde van Vlaanderen (CDM) | |||||
| 05-03 | 2 | Ronde van Limburg (1.3) | |||||
Teams
Victories
| This year | 0 |
| Total | 2 |