Stadium: Court 14 Round: 54 Ground: Clay
| ITF W25 Rio do Sul | 2021/10/19 12:00 | Gabriela Ce v Mariana Galvao Borges | 6-0,6-0 |
| ITF W15 Piracicaba | 2021/10/12 16:45 | Mariana Galvao Borges v Ana Maria Coelho Ramos | 6-7,6-4,1-6 |
| ITF W25 Cherbourg | 2021/10/03 10:15 | Mariana Galvao Borges v Karen Marthiens | 0-6,1-6 |
| ITF W15 Dijon | 2021/09/12 12:40 | Laure Razet v Mariana Galvao Borges | 6-1,6-0 |
| ITF W60 Montreux | 2021/09/06 15:25 | Angelina Gabueva v Mariana Galvao Borges | 6-0,6-1 |
| ITF W60 Collonge-Bellerive | 2021/08/30 14:55 | Viktoria Morvayova v Mariana Galvao Borges | 6-0,6-1 |
| ITF W25 Ourense | 2021/08/15 16:00 | Sowjanya Bavisetti v Mariana Galvao Borges | 6-0,6-0 |
| ITF W15 Amarante | 2021/07/19 11:00 | Rita Colyer v Mariana Galvao Borges | 6-0,6-1 |
| ITF W25 Aparecida De Goiania | 2021/11/07 14:00 | Giulia Pereira De Aguiar v Maria Eduarda Lages | 1-6,6-4,3-10 |
| ITF W25 Rio do Sul | 2021/10/21 11:55 | Maria Lourdes Carle v Maria Eduarda Lages | 6-1,6-0 |
| ITF W25 Rio do Sul | 2021/10/20 12:00 | Maria Eduarda Lages v Heydi Doldan | 6-3,6-1 |
| ITF W25 Rio do Sul | 2021/10/18 16:30 | Maria Eduarda Lages v Nicolly Ferreira | 6-0,3-6,14-12 |