19.CISM Championships
Trieste, Italy
May 9-14, 1966
Preliminaries & Quarterfinals (incomplete)
| 71kg | Karl Jaschke | FRA | Garday | TUN | KO 1 |
| 81kg | Arthur Redden | USA | Ockhuysen | HOL | DQ 2 |
| 51kg | Manuel Juarez | ESP | Riyadh | IRQ | PTS |
| 51kg | Sergio Mencarelli | ITA | Gaston Gone | IVC | PTS |
| 51kg | Harlan Marbley | USA | Engan Yadigar | TUR | PTS |
| 57kg | Albert Robinson | USA | Alfonso Jorge Frias | ESP | PTS |
| 57kg | Wahib | IRQ | Jacobs | HOL | AB 1 |
| 63,5kg | Oh-Kyu Kwan | KOR | Torcida | ESP | PTS |
| 63,5kg | Giovanni Zampieri | ITA | Yehi | IVC | PTS |
| 63,5kg | James Wallington | USA | Jean-Paul Bigot | FRA | KO 2 |
| 63,5kg | Walter Johannpeter | FRG | Ali Ben Arfa | TUN | PTS |
| 67kg | Domingo Barrera | ESP | Jodie Harris | USA | PTS |
| 67kg | Amar Boukhres | TUN | Ali Kilicoglu | TUR | PTS |
| 67kg | Vladimiro Riga | ITA | Paul Selva | FRA | PTS |
| 71kg | Ziya Tekesin | TUR | Dick Berger | HOL | PTS |
| 71kg | Guenther Meier | FRG | Jose Galvez | ESP | PTS |
| 75kg | Mario Casati | ITA | Albert Kievit | HOL | PTS |
| 75kg | ??? | ??? | Martino Berzewski | USA | KO 1 |
| 81kg | Arthur Redden | USA | ??? | ??? | TKO 1 |
| +81kg | Richard Pettigrew | USA | ??? | ??? | PTS |
Semifinals
| 51kg | Harlan Marbley | USA | Young-Chang Son | KOR | PTS |
| 51kg | Sergio Mencarelli | ITA | Manuel Juarez | ESP | ??? |
| 54kg | ??? | ??? | Dieter Heide | FRG | ??? |
| 54kg | ??? | ??? | Garcia | ESP | ??? |
| 57kg | Albert Robinson | USA | Wahib | IRQ | ??? |
| 57kg | Kim Sung-Eun | KOR | GianMaria Pinna | ITA | PTS |
| 60kg | Renaldo Victoria | USA | Miguel Velazquez | ESP | PTS |
| 60kg | Hwang-Sok Yang | KOR | Firmo Pasotti | ITA | PTS |
| 63,5kg | Giovanni Zampieri | ITA | Oh-Kyu Kwan | KOR | PTS |
| 63,5kg | James Wallington | USA | Walter Johannpeter | FRG | WO. |
| 67kg | ??? | ??? | Domingo Barrera | ESP | ??? |
| 67kg | ??? | ??? | ??? | ??? | ??? |
| 71kg | Guenther Meier | FRG | Charles Davis | USA | PTS |
| 71kg | Michele Panseri | ITA | Ziya Tekesin | TUR | PTS |
| 75kg | ??? | ??? | Sultan Mahmoud | PAK | ??? |
| 75kg | ??? | ??? | Nazif Kuran | TUR | ??? |
| 81kg | Arthur Redden | USA | Michael Metzger | FRG | KO 1 |
| 81kg | Giuseppe Barbieri | ITA | Tuncay Erte | TUR | PTS |
| +81kg | Richard Pettigrew | USA | Johann Westergaard | DEN | PTS |
| +81kg | Aldo Piccinali | ITA | Ammar Abdelmajid | TUN | KO 2 |
Finals
| 51kg | Sergio Mencarelli | ITA | Harlan Marbley | USA | PTS |
| 54kg | Salvatore Fabrizio | ITA | Salah Oueslati | TUN | ??? |
| 57kg | Albert Robinson | USA | Kim Sung-Eun | KOR | KO 3 |
| 60kg | Renaldo Victoria | USA | Hwang-Sok Yang | KOR | PTS |
| 63,5kg | Giovanni Zampieri | ITA | James Wallington | USA | PTS |
| 67kg | Amar Boukhres | TUN | Vladimiro Riga | ITA | ??? |
| 71kg | Guenther Meier | FRG | Michele Panseri | ITA | ??? |
| 75kg | Mario Casati | ITA | Ewald Wichert | FRG | ??? |
| 81kg | Arthur Redden | USA | Giuseppe Barbieri | ITA | KO 2 |
| +81kg | Richard Pettigrew | USA | Aldo Piccinali | ITA | PTS |
sources: CISM Magazine "Sport International" nr 31 (pages 28-29) & "Tubantia" - May 11, 1966 (page 13) & "Algemeen Handelsblad" - May 11, 1966 (page 19) & "El Mundo Deportivo" - May 12, 1966 (page 2) & some others