Info
| Last name | van Katwijk |
| First name | Jan |
| Nationality |  Netherlands |
| Date of birth | 30-08-1946 |
| Age | 79 |
| Place of birth | Oploo |
Monuments
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 03-09 | 21 |  Paris-Brussel (1.1) | |||||
| Ronde van Nederland (2.3) | |||||||
| 45 |  Standings | ||||||
| 20-08 | Stage 5bGoes - Goes (21.0km) | ||||||
| 21-05 | 6 |  Bordeaux-Paris (1.1) | |||||
| 16-04 | 33 | Paris-Roubaix (CDM) | |||||
| Ronde van Belgie (2.HC) | |||||||
| 50 | Standings | ||||||
| 30-03 | Stage 5Elsene - La Louvière (172.0km) | ||||||
| 26-03 | 8 | Stage 1bDenderleeuw - Waarschoot (122.0km) | |||||
| 19-03 | 7 | Omloop van het Waasland (Nat) | |||||
| 08-03 | 21 | GP de Fayt-le-Franc (1.4) | |||||
Teams
Victories
| This year | 0 |
| Total | 3 |