| # | Nation | Men | Women | All judokas |
|---|---|---|---|---|
| 1 |  Argentina |
8 | 2 | 10 |
| 2 |  Austria |
4 | 1 | 5 |
| 3 |  Belgium |
1 | 3 | 4 |
| 4 |  Brazil |
28 | 27 | 55 |
| 5 |  Canada |
6 | 3 | 9 |
| 6 |  Colombia |
0 | 7 | 7 |
| 7 |  Ecuador |
4 | 1 | 5 |
| 8 |  France |
8 | 8 | 16 |
| 9 |  Germany |
0 | 12 | 12 |
| 10 |  Greece |
1 | 0 | 1 |
| 11 |  Israel |
4 | 3 | 7 |
| 12 |  Japan |
8 | 10 | 18 |
| 13 |  Luxembourg |
0 | 1 | 1 |
| 14 |  Mexico |
4 | 4 | 8 |
| 15 |  Mongolia |
1 | 0 | 1 |
| 16 |  Netherlands |
2 | 6 | 8 |
| 17 |  New Zealand |
1 | 0 | 1 |
| 18 |  Portugal |
1 | 4 | 5 |
| 19 |  Puerto Rico |
0 | 2 | 2 |
| 20 |  South Korea |
0 | 2 | 2 |
| 21 |  Russia |
14 | 0 | 14 |
| 22 |  Switzerland |
0 | 1 | 1 |
| 23 |  Ukraine |
1 | 0 | 1 |
| 24 |  United States |
3 | 3 | 6 |
| 25 |  Uruguay |
1 | 0 | 1 |