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 |
|---|---|---|
| 14-04 | 10 | National Road Championships - Netherlands (CN) |
| 07-04 | 71 |  Paris-Roubaix (CDM) |
| 23-03 | 43 |  Gent-Wevelgem (1.1) |
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 |