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 | BENNY BASS | 1927-09-12 |
| 2 | TONY CANZONERI | 1928-02-10 |
| 3 | KID CHOCOLATE | 1931-07-15 |
| 4 | BATTLING BATTALINO | 1931-07-23 |
| 5 | TOMMY PAUL | 1932-05-26 |
| 6 | FREDDIE MILLER | 1933-07-11 |
| 7 | PETEY SARRON | 1936-05-11 |
| 8 | HENRY ARMSTRONG | 1937-10-29 |
| 9 | RICHIE LEMOS | 1941-07-01 |
| 10 | PHIL TERRANOVA | 1943-08-16 |
| 11 | SAL BARTOLO | 1944-03-10 |
| 12 | WILLIE PEP | 1946-06-07 |
| 13 | TOMMY COLLINS | 1952-08-25 |