Judo — ≤66 kilograms, Boys
| Times held | 3 |
|---|---|
| Total participants | 6 |
| Total countries | 6 |
Participants
| Year | Event | Status | Participants | NOCs |
|---|---|---|---|---|
| 2010 | ≤66 kilograms, Boys | YOG | 18 | 18 |
| 2014 | ≤66 kilograms, Boys | YOG | 21 | 21 |
| 2018 | ≤66 kilograms, Boys | YOG | 17 | 17 |
Medal winners
Medals by country
| NOC | Gold | Silver | Bronze | Total | |
|---|---|---|---|---|---|
| Azerbaijan |  AZE |
1 | 0 | 0 | 1 |
| Japan |  JPN |
1 | 0 | 0 | 1 |
| United States |  USA |
1 | 0 | 0 | 1 |
| Democratic People's Republic of Korea |  PRK |
0 | 1 | 0 | 1 |
| Russian Federation |  RUS |
0 | 1 | 0 | 1 |
| Ukraine |  UKR |
0 | 1 | 0 | 1 |
| Armenia |  ARM |
0 | 0 | 1 | 1 |
| Denmark |  DEN |
0 | 0 | 1 | 1 |
| Dominican Republic |  DOM |
0 | 0 | 1 | 1 |
| People's Republic of China |  CHN |
0 | 0 | 1 | 1 |
| Spain |  ESP |
0 | 0 | 1 | 1 |
| Uzbekistan |  UZB |
0 | 0 | 1 | 1 |
Top medallists
| Athlete | Nat | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| Maxamillian Schneider | USA |
1 | 0 | 0 | 1 |
| Hifumi Abe | JPN |
1 | 0 | 0 | 1 |
| Vüqar Talibov | AZE |
1 | 0 | 0 | 1 |
| Hyon Song-Chol | PRK |
0 | 1 | 0 | 1 |
| Bohdan Yadov | UKR |
0 | 1 | 0 | 1 |
| Abrek Naguchev | RUS |
0 | 1 | 0 | 1 |