Info
| Last name | Haan |
| First name | Piet |
| Nationality |  Netherlands |
| Date of birth | 19-11-1930 |
| Place of birth | Mechelen |
| Passed away | 22-07-2017 |
| Age when passed away | 86 |
Monuments
| Year | Milano - San Remo | Tour of Flanders | Paris - Roubaix | Liège-Bastogne-Liège | Il Lombardia |
|---|---|---|---|---|---|
| 1957 | - | - | 71st | - | - |
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1955 | - | DNF | - |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| Ronde van Nederland (2.PRO) | |||||||
| 5 |  Standings | ||||||
| 02-05 | 5 | Stage 7Utrecht - Amsterdam (60.0km) | |||||
| 01-05 | 9 | Stage 6Rotterdam - Utrecht (257.0km) | |||||
| 30-04 | 3 | Stage 5bElten - Rotterdam (54.0km) | |||||
| 26-04 | 10 | Stage 1Groningen - Almelo (205.0km) | |||||
Teams
| Year | Team |
|---|---|
| 1959 | Eroba - Vredestein |
| 1958 | Eroba - Vredestein |
| 1957 | Eroba - Vredestein |
| 1956 | Locomotief - Vredestein |
| 1955 | Locomotief - Vredestein |
| 1955 | Netherlands |
Victories
| This year | 0 |
| Total | 2 |