1991 Holland Grand Prix - NBBF
HeavyWeight | |
| 1 | Richard Martina |
| 2 | Ronald Van Kleef |
| 3 | Ed Verwater |
| 4 | Carlo Van Loon |
| 5 | Walter Van Elderen |
Light-HeavyWeight | |
| 1 | Marlon Mijnals |
| 2 | Ruud Rupke |
| 3 | Ed DeHaan |
| 4 | Wendel Fransisca |
| 5 | Ruud Jansen |
MiddleWeight | |
| 1 | Roberto Morisho |
| 2 | Ronny Lugard |
| 3 | Wenley Laurens |
| 4 | Jan Vroom |
Junior | |
| 1 | Eduard Van Amsterdam |
| 2 | Brian Doorzon |