| NAME | DIED | AGE | REAL NAME |
| Sheik Abdullah Abbas | |||
| Ace Abbott | |||
| Alex Aberg | |||
| =Carl Abs | 1895/02/18 | ||
| =Artur Ackermann | 48/02/09 | ||
| Kenny Ackles | |||
| Adrian Adonis | 88/07/04 | 34 | Keith Franke |
| Dick "the Bruiser" Afflis | 91/11/10 | 62 | |
| =Kara Ahmed | 12/5/27 | ||
| =August Ahrens | 51/07/20 | ||
| Ralph Alexander | |||
| Babu Ali | |||
| Ali Aliba | 49 | Lawrence LeBelle | |
| Jack Allen | |||
| =Georg Altmann | 39/03 | ||
| Gene Anderson | 91/10/31 | 58 | |
| Paul Anderson | 94/08/15 | 61 | |
| Red Andrews | |||
| Lady Angel | 66 | Geneva Huckabee | |
| Tony Angelo | Henry Pardi | ||
| Anibal | 94/03/09 | 53 | Ignacio Carlos Carillo |
| Vittorio "Argentina" Apollo | 84/08/02 | Vincente Denigris | |
| "Baron" George Arena | 92 | ||
| Kenneth Aspden | 85 | ||
| Bert Assirati | 90/08/31 | 82 | Bernardo Esserati |
| Fred Atkins | 88/05/14 | 77 | Fred Atkinson |
| Buddy Austin | 81/08/12 | Francis Gabor | |
| Sam Avey |