80.United States National Championships
Trenton
April 28 - May 2, 1970
Finals
| 1970-05-02 | 48kg | Elijah Cooper | Randy Dubose | PTS |
| 1970-05-02 | 51kg | Eduardo Santiago | Fred Bryant | PTS |
| 1970-05-02 | 54kg | Robert Mullins | Kenny Bazer | PTS |
| 1970-05-02 | 57kg | Ray Lunny | Santiago Rosa | PTS |
| 1970-05-02 | 60kg | James Parks | Charles Wilburn | PTS |
| 1970-05-02 | 63,5kg | Quincy Daniels | Rudy Donato | TKO 3 |
| 1970-05-02 | 67kg | Armando Muniz | Fred Washington | TKO 3 |
| 1970-05-02 | 71kg | Jesse Valdez | Jerry Otis | PTS |
| 1970-05-02 | 75kg | John Mangum | Larry Carlisle | PTS |
| 1970-05-02 | 81kg | Nathaniel Jackson | Edward Duncan | PTS |
| 1970-05-02 | +81kg | Ron Lyle | Mike Montgomery | PTS |