Dutch National Championships
Den Haag (17,24) & Vlaardingen (19) & Eindhoven (22)
April 17-24, 1980
not full results
Preliminaries
| 1980-04-17 | 75kg | Eloy Conquet | John Unkel | RSC 2 |
Quarterfinals
| 1980-04-17 | 63,5kg | Eric Huigenvoort | Guus Muis | RSC 3 |
| 1980-04-17 | 63,5kg | Frans Hak | Rob Rijk | RSC 2 |
| 1980-04-19 | 63,5kg | Rocky Elfallah | Iwan Menes | 5:0 |
| 1980-04-19 | 63,5kg | Gilbert Hallie | Tira Bachaou | 3:2 |
| 1980-04-19 | 67kg | Elbert Vastenburg | Rinus Franken | 4:1 |
| 1980-04-19 | 67kg | Gerrie Sloof | John van Elteren | 4:1 |
| 1980-04-17 | 67kg | Recep Akis | Roel Felter | PTS |
| 1980-04-17 | 67kg | Leo van der Aa | Hanafi Hadi | PTS |
| 1980-04-17 | 71kg | Pedro van Raamsdonk | Jan Lefeber | PTS |
| 1980-04-17 | 71kg | Charlie Burleson | Chris Lantrok | AB 2 |
| 1980-04-17 | 71kg | John Smit | Wil Lodewijks | AB 2 |
| 1980-04-19 | 75kg | Jos van Agtmaal | Paul Tummers | PTS |
| 1980-04-19 | 75kg | Eloy Conquet | Tijmen Vermaas | PTS |
| 1980-04-17 | 75kg | Henk van der Tak | Jan Masseurs | AB 3 |
| 1980-04-17 | 75kg | Eric Dooren | Rene Bronshoff | PTS |
| 1980-04-17 | 81kg | Jos Wels | Henk Slotboom | RSC 2 |
| 1980-04-17 | 81kg | Ramon Voorn | Taeke Roukema | PTS |
| 1980-04-19 | 81kg | Ruben Le Cruz | Jim Citosi | PTS |
| 1980-04-19 | 81kg | Richard Slaski | Wim de Jonge | AB 3 |
| 1980-04-17 | +91kg | Ben Tiben | Pieter Tjalsma | AB 2 |
| 1980-04-17 | +91kg | Hennie van Bruggen | Ger Markus | PTS |
Semifinals (incomplete)
| 1980-04-22 | 63,5kg | Eric Huigenvoort | Frans Hak | ??? |
| 1980-04-22 | 63,5kg | Gilbert Hallie | Rocky Elfallah | ??? |
| 1980-04-22 | 67kg | Gerrie Sloof | Recep Akis | 5:0 |
| 1980-04-22 | 67kg | Leo van der Aa | Elbert Vastenburg | ??? |
| 1980-04-19 | 71kg | Pedro van Raamsdonk | Sebastiano Constantino | RSC 3 |
| 1980-04-19 | 71kg | John Smit | Charlie Burleson | PTS |
| 1980-04-22 | 75kg | Henk van der Tak | Eric Dooren | ??? |
| 1980-04-22 | 75kg | Jos van Agtmaal | Eloy Conquet | PTS |
| 1980-04-22 | 91kg | Gerard Kramer | ??? | 5:0 |
Finals
| 1980-04-24 | 54kg | Jef Zwakhalen | Fons Delmotte | 4:1 |
| 1980-04-24 | 57kg | Lahcen Oumghar | Louis van Beijnen | 5:0 |
| 1980-04-24 | 60kg | Cees Prozee | Wim Dieckman | 3:2 |
| 1980-04-24 | 63,5kg | Eric Huigenvoort | Gilbert Hallie | 4:1 |
| 1980-04-24 | 67kg | Gerrie Sloof | Leo van der Aa | 4:1 |
| 1980-04-24 | 71kg | Pedro van Raamsdonk | John Smit | PTS |
| 1980-04-24 | 75kg | Henk van der Tak | Jos van Agtmaal | PTS |
| 1980-04-24 | 81kg | Ramon Voorn | Ruben Le Cruz | PTS |
| 1980-04-24 | 91kg | Mike Krol | Gerard Kramer | KO 1 |
| 1980-04-24 | +91kg | Ben Tiben | Hennie van Bruggen | PTS |