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 | CHONG-PAL PARK | 1987-12-06 |
| 2 | FULGENCIO OBELMEJIAS | 1988-05-23 |
| 3 | IN CHUL BAEK | 1989-10-08 |
| 4 | VICTOR CORDOBA | 1991-04-05 |
| 5 | MICHAEL NUNN | 1992-09-12 |
| 6 | FRANKIE LILES | 1995-05-27 |
| 7 | BRUNO GIRARD | 2000-09-16 |
| 8 | BYRON MITCHELL | 2001-03-03 |
| 9 | ANTHONY MUNDINE | 2004-01-19 |
| 10 | MANNY SIACA | 2004-05-05 |
| 11 | MIKKEL KESSLER | 2007-03-24 |
| 12 | JOE CALZAGHE | 2007-11-03 |
| 13 | MIKKEL KESSLER | 2008-10-25 |
| 14 | BRIAN MAGEE | 2011-07-30 |