Info
| Last name | Callens |
| First name | Norbert |
| Nationality |  Belgium |
| Date of birth | 22-06-1924 |
| Place of birth | Wakken |
| Passed away | 12-03-2005 |
| Age when passed away | 80 |
| Place of passing | Loppem |
| Date | Rank | Race | |
|---|---|---|---|
 Tour de Suisse (2.1) | |||
| 5 |  Standings | ||
| 20-07 | Stage 8Sankt Gallen - Zürich (227.0km) | ||
| 02-06 | 4 | National Road Championships - Belgium (CN) | |
 Paris - Nice (2.1) | |||
| 6 | Standings | ||
| 05-05 | Stage 5Marseille - Nice (258.0km) | ||
| 14-04 | 23 | Ronde van Vlaanderen (CDM) | |
| Dwars door Belgie (2.1) | |||
| 2 | Standings | ||
| 07-04 | 5 | Stage 2Sint-Truiden - Waregem (183.0km) | |
| 06-04 | 4 | Stage 1Waregem - Sint-Truiden (193.0km) | |