| Event: | Girls' 63 kg |
| Games: | 2018 Summer Youth |
| Venue: | Parque Polideportivo Roca |
| Date: | 8 October |
| Competitors: | 11 |
| Nations: | 11 |
| Gold: | Szofi Özbas |
| Goldnoc: | HUN |
| Silver: | Mariem Khlifi |
| Silvernoc: | TUN |
| Bronze: | Alessia Corrao |
| Bronzenoc: | BEL |
| Bronze2: | Kim Ju-hee |
| Bronzenoc2: | KOR |
| Prev: | 2014 |
| Next: | 2026 |
The Girls' 63 kg competition at the 2018 Summer Youth Olympics was held on 8 October, at the Asia Pavilion.
All times are in local time (UTC-3).
Legend