National Boxing Association (NBA), was founded in Rhode Island by 13 U.S. commissions as a result of the ecumenical boom reached by the sport. The NBA changed its name in 1962 to the World Boxing Association (WBA), which is now presided by Gilberto Jesús Mendoza.
| No. | FIGHTER | DATE |
| 1 | BUSHY GRAHAM | 1928-05-23 |
| 2 | PANAMA AL BROWN | 1930-02-08 |
| 3 | LOU SALICA | 1935-08-26 |
| 4 | EDER JOFRE | 1960-11-18 |