| | Event type
Middleweight (≤75 kilograms), Girls
| Date | 14 – 17 October 2018 | |
|---|---|---|
| Status | YOG | |
| Location | Oceania Pavilion, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires | |
| Participants | 7 from 7 countries | |
| Format | Single elimination tournament. | |
| Pos | Competitor | NOC | |||
|---|---|---|---|---|---|
| 1 | Anastasiya Shamonova |  RUS | Gold | ||
| 2 | Tallya Brillaux |  FRA | Silver | ||
| 3 | Nadezhda Ryabets |  KAZ | Bronze | ||
| 4 | Ichrak Chaib |  ALG | |||
| =5 | Elsidita Selaj |  ALB | |||
| =5 | Natalia Gajewska |  POL | |||
| =5 | Lauren Kelly |  IRL |
Round One
| Date | 14 October 2018 |
|---|
| Match | Date/Time | Competitor | NOC | Result | Competitor | NOC | |
|---|---|---|---|---|---|---|---|
| Match #1 | 14 Oct | Ichrak Chaib | ALG | ||||
| Match #2 | 14 Oct | Tallya Brillaux | FRA | Decision | Elsidita Selaj | ALB | |
| Match #3 | 14 Oct | Nadezhda Ryabets | KAZ | Decision | Natalia Gajewska | POL | |
| Match #4 | 14 Oct | Anastasiya Shamonova | RUS | Decision | Lauren Kelly | IRL |
Semi-Finals
| Date | 16 October 2018 |
|---|
| Match | Date/Time | Competitor | NOC | Result | Competitor | NOC | |
|---|---|---|---|---|---|---|---|
| Match #1 | 16 Oct | Tallya Brillaux | FRA | Decision | Ichrak Chaib | ALG | |
| Match #2 | 16 Oct | Anastasiya Shamonova | RUS | Decision | Nadezhda Ryabets | KAZ |
Final Round
| Date | 17 October 2018 |
|---|
| Match | Date/Time | Competitor | NOC | Result | Competitor | NOC | |
|---|---|---|---|---|---|---|---|
| Match 1/2 | 17 Oct | Anastasiya Shamonova | RUS | Decision | Tallya Brillaux | FRA | |
| Match 3/4 | 17 Oct | Nadezhda Ryabets | KAZ | Decision | Ichrak Chaib | ALG |