| Judo at the III Summer Youth Olympic Games | |
|---|---|
 | |
| Venue | Parque Polideportivo Roca |
| Dates | 7–10 October |
| No. of events | 9 (4 boys, 4 girls, 1 mixed) |
| Judo at the 2018 Summer Youth Olympics | |||
|---|---|---|---|
 | |||
| Boys' | Girls' | Mixed | |
| 55 kg | 44 kg | ||
| 66 kg | 52 kg | ||
| 81 kg | 63 kg | ||
| 100 kg | 78 kg | ||
Judo at the 2018 Summer Youth Olympics was held from 7 to 10 October 2018.