| | Event type
≤71 kilograms, Greco-Roman, Boys
| Date | 12 October 2018 |
|---|---|
| Status | YOG |
| Location | Asia Pavilion, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires |
| Participants | 6 from 6 countries |
| Pos | Wrestler | NOC | |||
|---|---|---|---|---|---|
| 1 | Alexandrin Guțu |  MDA | Gold | ||
| 2 | Stepan Starodubtsev |  RUS | Silver | ||
| 3 | Shu Yamada |  JPN | Bronze | ||
| 4 | Lamjed Maafi |  TUN | |||
| 5 | Brandon Calle |  COL | |||
| 6 | Lynch Santos |  GUM |
Round One (12 October 2018 — 10:15)
Group A (12 October 2018 — 10:15)
| Pos | Nr | Wrestler | NOC | Class. Pts | Tech. Pts | ||
|---|---|---|---|---|---|---|---|
| 1 | – | Alexandrin Guțu | MDA | 9 | 13 | ||
| 2 | – | Lamjed Maafi | TUN | 3 | 8 | ||
| 3 | – | Brandon Calle | COL | 1 | 8 |
| Match #1 | Alexandrin Guțu | MDA | Lamjed Maafi | TUN | Technical Superiority (9 - 0) |
| Match #2 | Alexandrin Guțu | MDA | Brandon Calle | COL | Fall (–) |
| Match #3 | Lamjed Maafi | TUN | Brandon Calle | COL | Decision by shutout (8 - 8) |
Group B (12 October 2018 — 10:15)
| Pos | Nr | Wrestler | NOC | Class. Pts | Tech. Pts | ||
|---|---|---|---|---|---|---|---|
| 1 | – | Stepan Starodubtsev | RUS | 7 | 12 | ||
| 2 | – | Shu Yamada | JPN | 5 | 10 | ||
| 3 | – | Lynch Santos | GUM | 0 | 0 |
| Match #1 | Stepan Starodubtsev | RUS | Shu Yamada | JPN | Decision by shutout (4 - 2) |
| Match #2 | Stepan Starodubtsev | RUS | Lynch Santos | GUM | Technical Superiority (8 - 0) |
| Match #3 | Shu Yamada | JPN | Lynch Santos | GUM | Technical Superiority (8 - 0) |
Final Round (12 October 2018 — 18:05)
| Match 1/2 | Alexandrin Guțu | MDA | Stepan Starodubtsev | RUS | Fall (–) |
| Match 3/4 | Shu Yamada | JPN | Lamjed Maafi | TUN | Decision (4 - 0) |
| Match 5/6 | Brandon Calle | COL | Lynch Santos | GUM | Great Superiority (14 - 6) |