| # | Nation | Men | Women | All judokas |
|---|---|---|---|---|
| 1 |  Argentina |
25 | 20 | 45 |
| 2 |  Brazil |
21 | 14 | 35 |
| 3 |  Canada |
11 | 4 | 15 |
| 4 |  Chile |
4 | 4 | 8 |
| 5 |  Colombia |
2 | 2 | 4 |
| 6 |  Ecuador |
8 | 8 | 16 |
| 7 |  France |
5 | 1 | 6 |
| 8 |  Germany |
0 | 1 | 1 |
| 9 |  Great Britain |
18 | 8 | 26 |
| 10 |  Mexico |
10 | 10 | 20 |
| 11 |  New Zealand |
0 | 2 | 2 |
| 12 |  Russia |
10 | 1 | 11 |
| 13 |  South Africa |
1 | 0 | 1 |
| 14 |  Spain |
5 | 0 | 5 |
| 15 |  United States |
12 | 7 | 19 |
| 16 |  Uruguay |
10 | 0 | 10 |