Info
| Last name | Maas |
| First name | Jo |
| Nationality |  Netherlands |
| Date of birth | 06-10-1954 |
| Age | 71 |
| Place of birth | Eijsden |
Monuments
| Date | Rank | Race |
|---|---|---|
| 19-03 | 114 |  Milano-Sanremo (CDM) |
Teams
| Year | Team |
|---|---|
| 1983 |  Teka |
| 1982 |  Splendor - Wickes |
| 1982 |  La Redoute - Motobecane |
| 1981 | Ti - Raleigh - Creda |
| 1980 | DAF Trucks - Lejeune |
| 1979 | Daf Trucks - Aida |
Victories
| This year | 0 |
| Total | 1 |