Stadium: Court 17 Round: 26 Ground: Clay
| ITF W25 Aparecida De Goiania | 2021/11/10 13:30 | Valeriya Strakhova v Ingrid Gamarra Martins | 6-3,3-6,5-7 |
| ITF W25 Johannesburg | 2021/09/14 07:55 | Zoe Kruger v Ingrid Gamarra Martins | 6-2,6-2 |
| ITF W15 Monastir | 2021/09/10 10:20 | Ingrid Gamarra Martins v Rina Saigo | 6-7,5-7 |
| ITF W15 Monastir | 2021/09/09 10:45 | Ingrid Gamarra Martins v Milana Zhabrailova | 7-6,6-2 |
| ITF W15 Monastir | 2021/09/08 10:00 | Ingrid Gamarra Martins v Chompoothip Jandakate | 6-0,6-2 |
| ITF W15 Monastir | 2021/09/05 08:30 | Ingrid Gamarra Martins v Moyuka Uchijima | 1-6,4-6 |
| ITF W15 Monastir | 2021/09/04 08:30 | Ingrid Gamarra Martins v Yexin Ma | 6-4,6-4 |
| ITF W15 Monastir | 2021/09/03 10:05 | Ingrid Gamarra Martins v Evita Ramirez | 2-6,6-3,6-4 |
| ITF W25 Aparecida De Goiania | 2021/11/10 12:00 | Vivian Mayumi Toma v Helena Bueno | 3-6,0-6 |
| ITF W25 Aparecida De Goiania | 2021/11/08 13:00 | Elsa Wan v Helena Bueno | 6-3,6-3 |
| ITF W25 Aparecida De Goiania | 2021/11/07 14:00 | Nayara Santos v Helena Bueno | 2-6,2-6 |
| ITF W15 Piracicaba | 2021/10/13 15:45 | Helena Bueno v Elsa Wan | 0-6,0-6 |
| ITF W15 Piracicaba | 2021/10/11 14:00 | Helena Bueno v Giulia Pereira De Aguiar | 6-3,6-3 |