Stadium: Central Court Round: 26 Ground: Hardcourt outdoor
| ITF W60 Brasilia WD | 2021/11/24 19:40 | Gatica B / Pereira R v Gamarra Martins I / Pedretti T G | 1-6,6-3,8-10 |
| WTA Montevideo WD | 2021/11/15 19:10 | Avanesyan/Bosio v Gatica B / Pereira R | 0-6,6-3,10-8 |
| ITF W60 Santiago WD | 2021/11/10 20:30 | Gatica B / Pereira R v Gerlach/Seguel | 7-5,3-6,6-10 |
| ITF W60 Santiago WD | 2021/11/09 20:30 | Gatica B / Pereira R v Cereso/Rivera | 6-1,6-0 |
| WTA Buenos Aires WD | 2021/11/03 16:45 | Carle/Papamichail v Gatica B / Pereira R | 7-6,6-2 |
| WTA Buenos Aires WD | 2021/11/01 14:00 | Bulbarella/Maria Victoria Burstein v Gatica B / Pereira R | 2-6,2-6 |
| ITF W25 Rio do Sul WD | 2021/10/23 15:20 | Gerlach/Seguel v Gatica B / Pereira R | 7-6,6-3 |
| ITF W25 Rio do Sul WD | 2021/10/22 16:50 | Kurata/Ortenzi v Gatica B / Pereira R | 4-6,7-5,3-10 |