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 | LEO GAMEZ | 1988-01-10 |
| 2 | BONG-JUN KIM | 1989-04-16 |
| 3 | HI-YONG CHOI | 1991-02-02 |
| 4 | CHANA PORPAOIN | 1993-02-10 |
| 5 | RICARDO LOPEZ | 1998-11-13 |
| 6 | NOEL ARAMBULET | 2000-03-04 |
| 7 | JOMA GAMBOA | 2000-04-09 |
| 8 | VAIA ZAGANAS | 2004-04-08 |
| 9 | YUTAKA NIIDA | 2004-10-30 |
| 10 | RIA RAMNARINE | 2009-07-31 |
| 11 | MUHAMMAD RACHMAN | 2011-04-19 |
| 12 | JUAN PALACIOS | 2011-05-21 |