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 | DENNY MOYER | 1962-10-20 |
| 2 | SANDRO MAZZINGHI | 1963-09-07 |
| 3 | NINO BENVENUTI | 1965-06-18 |
| 4 | KI-SOO KIM | 1966-12-17 |
| 5 | FREDDIE LITTLE | 1969-09-09 |
| 6 | CARMELO BOSSI | 1970-07-09 |
| 7 | KOICHI WAJIMA | 1972-05-07 |
| 8 | OSCAR ALBARADO | 1974-06-04 |
| 9 | JAE-DOO YUH | 1975-11-11 |
| 10 | JOSE DURAN | 1976-05-18 |
| 11 | EDDIE GAZO | 1977-03-05 |
| 12 | MASASHI KUDO | 1978-12-13 |
| 13 | AYUB KALULE | 1979-10-24 |
| 14 | SUGAR RAY LEONARD | 1981-06-25 |
| 15 | DAVEY MOORE | 1982-02-02 |
| 16 | ROBERTO DURAN | 1983-06-16 |
| 17 | MIKE MCCALLUM | 1984-10-19 |
| 18 | JULIAN JACKSON | 1987-11-21 |
| 19 | GILBERT DELE | 1991-02-23 |
| 20 | VINNY PAZIENZA | 1991-10-01 |
| 21 | PERNELL WHITAKER | 1995-03-04 |
| 22 | CARL DANIELS | 1995-06-16 |
| 23 | LAURENT BOUDOUANI | 1996-08-21 |
| 24 | FELIX TRINIDAD | 2000-03-03 |
| 25 | TRAVIS SIMMS | 2003-12-13 |
| 26 | RONALD WRIGHT | 2004-03-13 |
| 27 | JOSE ANTONIO RIVERA | 2006-05-06 |
| 28 | DANIEL SANTOS | 2008-07-11 |
| 29 | NOBUHIRO ISHIDA | 2009-08-30 |
| 30 | MIGUEL COTTO | 2010-06-05 |
| 31 | ANTHONY MUNDINE | 2011-10-19 |
| 32 | FLOYD MAYWEATHER JR | 2012-05-05 |
| 33 | LAYLA MCCARTER | 2012-09-30 |