| heavyweight | |||
 |
Ukraine |
24-0-0 (15 KO's) | WBA Super World |
 |
Russia |
32-2-0 (25 KO's) | WBA World |
 |
Albania |
24-0-0 (22 KO's) | WBA Gold |
| bridgerweight | |||
 |
Russia |
4-0-0 (3 KO's) | WBA World |
 |
Russia |
10-1-0 (6 KO's) | Interim WBA |
 |
Cuba |
5-0-0 (4 KO's) | WBA Gold |
| cruiserweight | |||
 |
Mexico |
48-1-0 (30 KO's) | WBA Super World |
| light heavyweight | |||
 |
Russia |
23-1-0 (12 KO's) | WBA Super World |
 |
United States |
30-0-0 (24 KO's) | WBA World |
 |
Venezuela |
22-0-0 (19 KO's) | Interim WBA |
| super middleweight | |||
 |
United States |
42-0-0 (31 KO's) | WBA Super World |
 |
Mexico |
15-2-0 (11 KO's) | Interim WBA |
 |
Russia |
16-0-1 (7 KO's) | WBA Gold |
| middleweight | |||
 |
United States |
31-3-3 (19 KO's) | WBA World |
 |
Russia |
16-0-0 (7 KO's) | WBA Gold |
| super welterweight | |||
 |
Germany |
14-1-0 (9 KO's) | WBA World |
 |
United States |
34-0-0 (30 KO's) | Interim WBA |
 |
Italy |
17-1-0 (13 KO's) | WBA Gold |
| welterweight | |||
 |
United States |
15-1-0 (13 KO's) | WBA World |
| super lightweight | |||
 |
United States |
17-1-0 (17 KO's) | WBA World |
 |
Russia |
20-2-0 (12 KO's) | WBA Gold |
| lightweight | |||
 |
United States |
30-0-1 (28 KO's) | WBA World |
 |
Costa Rica |
37-4-2 (29 KO's) | WBA Gold |
| super featherweight | |||
 |
United States |
25-1-2 (10 KO's) | WBA World |
 |
United Kingdom |
36-5-0 (15 KO's) | Interim WBA |
 |
Argentina |
13-0-0 (7 KO's) | WBA Gold |
| featherweight | |||
 |
United Kingdom |
23-0-1 (13 KO's) | WBA World |
 |
Argentina |
16-0-0 (13 KO's) | Interim WBA |
| super bantamweight | |||
 |
Japan |
31-0-0 (27 KO's) | WBA Super World |
 |
Venezuela |
27-2-0 (21 KO's) | WBA Gold |
| bantamweight | |||
 |
Japan |
12-0-3 (8 KO's) | WBA World |
 |
Philippines |
43-8-0 (28 KO's) | Interim WBA |
 |
Pakistan |
14-2-0 (10 KO's) | WBA Gold |
 |
United States |
19-1-1 (11 KO's) | Champion in recess |
| super flyweight | |||
 |
United States |
22-0-0 (15 KO's) | WBA World |
 |
Costa Rica |
18-1-0 (12 KO's) | Interim WBA |
 |
Guyana |
30-6-1 (17 KO's) | WBA Gold |
| flyweight | |||
 |
United States |
26-2-0 (18 KO's) | WBA World |
| light flyweight | |||
 |
Japan |
10-0-0 (8 KO's) | WBA World |
| minimumweight | |||
 |
Puerto Rico |
13-0-0 (10 KO's) | WBA Super World |
 |
Japan |
6-0-0 (4 KO's) | WBA World |
 |
Puerto Rico |
20-3-2 (6 KO's) | WBA Gold |
