Stadium: Quadra Central Round: 25 Ground: Clay
| ITF W25 Aparecida De Goiania | 2021/11/09 11:00 | Thaisa Grana Pedretti v Olivia Carneiro | 6-1,6-2 |
| ITF W25 Medellin | 2022/03/22 15:00 | Noelia Zeballos v Thaisa Grana Pedretti | 6-3,3-6,6-3 |
| ITF W25 Anapoima | 2022/03/16 15:50 | Thaisa Grana Pedretti v Reka-Luca Jani | 2-6,4-6 |
| ITF W25 Anapoima | 2022/03/15 18:30 | Thaisa Grana Pedretti v Yuliana Monroy | 7-6,6-1 |
| ITF W25 Florianopolis | 2022/01/26 12:00 | Barbara Gatica v Thaisa Grana Pedretti | 6-3,7-6 |
| ITF W25 Florianopolis | 2022/01/19 11:50 | Thaisa Grana Pedretti v Ana Sofia Sanchez | 2-6,1-6 |
| ITF W15 Curitiba | 2021/12/04 14:00 | Nathaly Kurata v Thaisa Grana Pedretti | 3-6,4-6 |
| ITF W15 Curitiba | 2021/12/03 15:25 | Lara Escauriza v Thaisa Grana Pedretti | 5-7,6-7 |
| ITF W15 Curitiba | 2021/12/02 13:00 | Emily M D S Chang v Thaisa Grana Pedretti | 4-6,1-6 |
| ITF W15 Curitiba | 2021/12/02 14:20 | Noelia Zeballos v Olivia Carneiro | 6-4,6-3 |
| ITF W15 Curitiba | 2021/12/01 15:50 | Maria Eduarda Lages v Olivia Carneiro | 3-6,3-6 |
| ITF W25 Aparecida De Goiania | 2021/11/09 11:00 | Thaisa Grana Pedretti v Olivia Carneiro | 6-1,6-2 |