| | Event type
≤45 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 | Amirreza Dehbozorgi |  IRI | Gold | ||
| 2 | Jeremy Peralta |  ECU | Silver | ||
| 3 | Edmond Nazaryan |  BUL | Bronze | ||
| 4 | Arslanbek Zakirbayev |  TKM | |||
| 5 | Abdalla Mohamed Shaaban |  EGY | |||
| 6 | Densel Jaffet de Jesús |  HON |
Round One (12 October 2018 — 10:00)
Group A (12 October 2018 — 10:00)
| Pos | Nr | Wrestler | NOC | Class. Pts | Tech. Pts | ||
|---|---|---|---|---|---|---|---|
| 1 | – | Amirreza Dehbozorgi | IRI | 7 | 13 | ||
| 2 | – | Edmond Nazaryan | BUL | 5 | 15 | ||
| 3 | – | Abdalla Mohamed Shaaban | EGY | 1 | 5 |
| Match #1 | Amirreza Dehbozorgi | IRI | Edmond Nazaryan | BUL | Decision by shutout (3 - 1) |
| Match #2 | Amirreza Dehbozorgi | IRI | Abdalla Mohamed Shaaban | EGY | Technical Superiority (10 - 0) |
| Match #3 | Edmond Nazaryan | BUL | Abdalla Mohamed Shaaban | EGY | Great Superiority (14 - 5) |
Group B (12 October 2018 — 10:00)
| Pos | Nr | Wrestler | NOC | Class. Pts | Tech. Pts | ||
|---|---|---|---|---|---|---|---|
| 1 | – | Jeremy Peralta | ECU | 8 | 14 | ||
| 2 | – | Arslanbek Zakirbayev | TKM | 5 | 13 | ||
| 3 | – | Densel Jaffet de Jesús | HON | 0 | 0 |
| Match #1 | Jeremy Peralta | ECU | Arslanbek Zakirbayev | TKM | Decision by shutout (7 - 4) |
| Match #2 | Jeremy Peralta | ECU | Densel Jaffet de Jesús | HON | Fall (–) |
| Match #3 | Arslanbek Zakirbayev | TKM | Densel Jaffet de Jesús | HON | Technical Superiority (9 - 0) |
Final Round (12 October 2018 — 17:00)
| Match 1/2 | Amirreza Dehbozorgi | IRI | Jeremy Peralta | ECU | Technical Superiority (8 - 0) |
| Match 3/4 | Edmond Nazaryan | BUL | Arslanbek Zakirbayev | TKM | Technical Superiority (8 - 0) |
| Match 5/6 | Abdalla Mohamed Shaaban | EGY | Densel Jaffet de Jesús | HON | Fall (–) |