1991 Holland Hercules - NBBF
| Overall Winner Paul Van Soelen | |
HeavyWeight | |
| 1 | Paul Broersma |
| 2 | Arjan Van Herpen |
| 3 | Dik DeBie |
| 4 | Andre DeLeeuw |
| 5 | Eddie Van Der Boomen |
Light-HeavyWeight | |
| 1 | Paul Van Soelen |
| 2 | Wendel Fransisca |
| 3 | Erik Van Hemeldonk |
| 4 | Ramon Smaal |
| 5 | Johan Veerman |
MiddleWeight | |
| 1 | Wensly Martha |
| 2 | Eugene Buys |
| 3 | Eddie Lodee |
| 4 | Stefan Verelst |
| 5 | Jan Vroom |
LightWeight | |
| 1 | Sefnat Usmany |
| 2 | Mark Van Boekel |
| 3 | Jan Penning |
| 4 | Ron Dorreman |
| 5 | William Willems |
Junior | |
| 1 | Karim Ramdi |
| 2 | Eric Bijsterveld |