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 | GUSTAVO BALLAS | 1981-09-12 |
| 2 | JIRO WATANABE | 1982-04-08 |
| 3 | KHAOSAI GALAXY | 1985-03-06 |
| 4 | KATSUYA ONIZUKA | 1992-09-11 |
| 5 | HYUNG-CHUL LEE | 1994-09-18 |
| 6 | JESUS ROJAS | 1998-12-23 |
| 7 | LEO GAMEZ | 1999-05-29 |
| 8 | ALEXANDER MUNOZ | 2002-07-31 |
| 9 | MARTIN CASTILLO | 2004-12-03 |
| 10 | JORGE ARCE | 2008-09-15 |
| 11 | VIC DARCHINYAN | 2008-11-01 |
| 12 | NONITO DONAIRE | 2009-08-15 |
| 13 | HUGO FIDEL CAZARES | 2010-05-08 |
| 14 | DENKAOSAN KAOVICHIT | 2013-09-03 |