4.Slovakian Grand Prix
Pasienky Sports Hall, Bratislava, Czechoslovakia
June 12-13, 1970
Semifinals
| 1970-06-12 | 57kg | Pavel Nedelcea | ROM | Jan Adamcik | CZE | AB 1 |
| 1970-06-12 | 60kg | Ludovit Ivan | CZE | Willi Enzinger | AUT | PTS |
| 1970-06-12 | 60kg | Racz | CZE | Giuseppe Sozio | ITA | PTS |
| 1970-06-12 | 63,5kg | Stefan Brazdil | CZE | Luciano De Luca | ITA | PTS |
| 1970-06-12 | 63,5kg | Vladimir Mladek | CZE | Erkhard Franzek | FRG | PTS |
| 1970-06-12 | 67kg | Frantisek Spisak | CZE | Karoly Nemec | HUN | PTS |
| 1970-06-12 | 67kg | Tibor Kovac | CZE | Dusan Hreha | CZE | PTS |
| 1970-06-12 | 71kg | Franz Csandl | AUT | Lubomir Ochaba | CZE | PTS |
| 1970-06-12 | 71kg | Vojtech Stantien | CZE | H.Fluegel | FRG | PTS |
| 1970-06-12 | 75kg | Sojka | CZE | Ryliak | CZE | PTS |
| 1970-06-12 | +81kg | Dumitru Zelinca | ROM | Kralovic | CZE | AB 2 |
| 1970-06-12 | +81kg | Ludovit Gyerak | CZE | Kolarovic | CZE | PTS |
Third Place Bouts
| 1970-06-13 | 60kg | Willi Enzinger | AUT | Giuseppe Sozio | ITA | ??? |
| 1970-06-13 | 63,5kg | Erkhard Franzek | FRG | Luciano De Luca | ITA | ??? |
| 1970-06-13 | 67kg | Dusan Hreha | CZE | Karoly Nemec | HUN | ??? |
| 1970-06-13 | 71kg | H.Fluegel | FRG | Lubomir Ochaba | CZE | ??? |
| 1970-06-13 | +81kg | Kolarovic | CZE | Kralovic | CZE | ??? |
Finals
| 1970-06-13 | 57kg | Pavel Nedelcea | ROM | Hajduk | CZE | AB 3 |
| 1970-06-13 | 60kg | Ludovit Ivan | CZE | Racz | CZE | TKO 2 |
| 1970-06-13 | 63,5kg | Stefan Brazdil | CZE | Vladimir Mladek | CZE | PTS |
| 1970-06-13 | 67kg | Frantisek Spisak | CZE | Tibor Kovac | CZE | PTS |
| 1970-06-13 | 71kg | Vojtech Stantien | CZE | Franz Csandl | AUT | PTS |
| 1970-06-13 | 75kg | Stefan Ozvoldik | CZE | Sojka | CZE | AB 1 |
| 1970-06-13 | +81kg | Dumitru Zelinca | ROM | Ludovit Gyerak | CZE | TKO 2 |
| sources: |
| "Sport" (Bratislava) no 136 - June 13, 1970 (page 6) |
| "Sport" (Bratislava) no 137 - June 15, 1970 (page 3) |