# Judo at the 2018 Summer Youth Olympics – Boys' 66 kg

The Boys' 66 kg competition at the 2018 Summer Youth Olympics was held on 7 October, at the Asia Pavilion.

## Schedule

All times are in local time (UTC-3).
| Date | Time | Round |
| Sunday, 7 October 2018 | 10:00 10:00 11:00 11:00 12:00 15:00 | Round of 32 Round of 16 Quarterfinals Repechage Rounds Semifinals Finals |

## Results

Legend
* 1st number — Ippon
* 2nd number — Waza-ari
* s — Shido

### Preliminary round

| | Score | |
| João Santos (BRA) | 00s2–01 | Kimy Bravo (CUB) |

### Main Bracket

| Round of 16 | Round of 16 | Round of 16 | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Final | Final | Final |
| Abrek Naguchev (RUS) | Abrek Naguchev (RUS) | 10 | | | | | | | | | |
| Simon Zulu (ZAM) | Simon Zulu (ZAM) | 00 | Abrek Naguchev (RUS) | Abrek Naguchev (RUS) | 10 | | | | | | |
| Turpal Djoukaev (FIN) | Turpal Djoukaev (FIN) | 10 | Turpal Djoukaev (FIN) | Turpal Djoukaev (FIN) | 00s3 | | | | | | |
| Mohammed Al-Mishri (LBA) | Mohammed Al-Mishri (LBA) | 00 | | | | Abrek Naguchev (RUS) | Abrek Naguchev (RUS) | 10s1 | | | |
| Jaykhunbek Nazarov (UZB) | Jaykhunbek Nazarov (UZB) | 10 | | | | Javier Peña (ESP) | Javier Peña (ESP) | 00 | | | |
| Georgios Balarjishvili (CYP) | Georgios Balarjishvili (CYP) | 00s1 | Jaykhunbek Nazarov (UZB) | Jaykhunbek Nazarov (UZB) | 00s2 | | | | | | |
| Hamza Jashari (MKD) | Hamza Jashari (MKD) | 01 | Javier Peña (ESP) | Javier Peña (ESP) | 10 | | | | | | |
| Javier Peña (ESP) | Javier Peña (ESP) | 11 | | | | | | | Abrek Naguchev (RUS) | Abrek Naguchev (RUS) | 00 |
| Jamshed Sulaimoni (TJK) | Jamshed Sulaimoni (TJK) | 10 | | | | | | | Vugar Talibov (AZE) | Vugar Talibov (AZE) | 10 |
| Sultan Zhenishbekov (KGZ) | Sultan Zhenishbekov (KGZ) | 00 | Jamshed Sulaimoni (TJK) | Jamshed Sulaimoni (TJK) | 00s2 | | | | | | |
| Ahad Al-Sagheer (YEM) | Ahad Al-Sagheer (YEM) | 00 | Vugar Talibov (AZE) | Vugar Talibov (AZE) | 01s1 | | | | | | |
| Vugar Talibov (AZE) | Vugar Talibov (AZE) | 10 | | | | Vugar Talibov (AZE) | Vugar Talibov (AZE) | 01s2 | | | |
| Antonio Tornal (DOM) | Antonio Tornal (DOM) | 10s2 | | | | Antonio Tornal (DOM) | Antonio Tornal (DOM) | 00s1 | | | |
| Kimy Bravo (CUB) | Kimy Bravo (CUB) | 00s1 | Antonio Tornal (DOM) | Antonio Tornal (DOM) | 10 | | | | | | |
| Loreince Nanekoula (GAB) | Loreince Nanekoula (GAB) | 00s2 | Jalen Kon Elijah (CMR) | Jalen Kon Elijah (CMR) | 00 | | | | | | |
| Jalen Kon Elijah (CMR) | Jalen Kon Elijah (CMR) | 10 | | | | | | | | | |

### Repechage

| | Score | |
| João Santos (BRA) | 10–00 | Sultan Zhenishbekov (KGZ) |
| Repechage 1 | Repechage 1 | Repechage 2 | Repechage 2 | Repechage 3 | Repechage 3 | Bronze Medal Finals | Bronze Medal Finals |
| Simon Zulu (ZAM) | 10s1 | Simon Zulu (ZAM) | 00s3 | | | | |
| Mohammed Al-Mishri (LBA) | 00s1 | Jaykhunbek Nazarov (UZB) | 10s2 | Jaykhunbek Nazarov (UZB) | 10s1 | Jaykhunbek Nazarov (UZB) | 00s3 |
| Georgios Balarjishvili (CYP) | 00s2 | Hamza Jashari (MKD) | 00s1 | Turpal Djoukaev (FIN) | 00s3 | Antonio Tornal (DOM) | 10s1 |
| Hamza Jashari (MKD) | 01 | Turpal Djoukaev (FIN) | 01 | | | | |
| João Santos (BRA) | 10 | João Santos (BRA) | 11 | | | | |
| Ahad Al-Sagheer (YEM) | 00 | Jalen Kon Elijah (CMR) | 00 | João Santos (BRA) | 00s2 | Kimy Bravo (CUB) | 01 |
| Kimy Bravo (CUB) | 10 | Kimy Bravo (CUB) | 01s2 | Kimy Bravo (CUB) | 01s2 | Javier Peña (ESP) | 11 |
| Loreince Nanekoula (GAB) | 00s1 | Jamshed Sulaimoni (TJK) | 00s2 | | | | |
* Final: Abrek Naguchev vs. Vugar Talibov (left, receiving the ippon score)
* Bronze medal match: Jaykhunbek Nazarov vs. Antonio Tornal (right)
* Bronze medal match: Kimy Bravo vs. Javier Peña (on top)
* Victory ceremony