| # | Nation | Men | Women | All judokas |
|---|---|---|---|---|
| 1 |  Argentina |
12 | 6 | 18 |
| 2 |  Australia |
2 | 1 | 3 |
| 3 |  Brazil |
7 | 3 | 10 |
| 4 |  Burkina Faso |
1 | 0 | 1 |
| 5 |  Canada |
2 | 0 | 2 |
| 6 |  Chile |
23 | 10 | 33 |
| 7 |  Colombia |
2 | 0 | 2 |
| 8 |  Ecuador |
3 | 2 | 5 |
| 9 |  France |
14 | 6 | 20 |
| 10 |  Gabon |
0 | 1 | 1 |
| 11 |  Guatemala |
2 | 1 | 3 |
| 12 |  Guyana |
1 | 0 | 1 |
| 13 |  Haiti |
1 | 0 | 1 |
| 14 |  Ireland |
1 | 0 | 1 |
| 15 |  Japan |
3 | 0 | 3 |
| 16 |  Mexico |
8 | 8 | 16 |
| 17 |  Morocco |
1 | 0 | 1 |
| 18 |  New Zealand |
2 | 1 | 3 |
| 19 |  Peru |
13 | 5 | 18 |
| 20 |  Poland |
0 | 1 | 1 |
| 21 |  Portugal |
4 | 0 | 4 |
| 22 |  Russia |
3 | 2 | 5 |
| 23 |  Serbia |
0 | 1 | 1 |
| 24 |  United States |
15 | 12 | 27 |
| 25 |  Uruguay |
3 | 0 | 3 |