Stadium: Centre Court Round: 25 Ground: Clay
| ITF Women Sao Paulo | 2018/02/28 13:00 | Conny Perrin v Thaisa Grana Pedretti | 6-3,6-4 |
| ITF Women Luque | 2017/12/22 19:00 | Nika Kukharchuk v Thaisa Grana Pedretti | 7-5,7-5 |
| ITF Women Luque | 2017/12/21 14:00 | Thaisa Grana Pedretti v Melany Solange Krywoj | 6-1,6-2 |
| ITF Women Luque | 2017/12/20 14:15 | Thaisa Grana Pedretti v Juliana Silva De Carvalho | 6-2,6-0 |
| ITF Women Santiago | 2017/12/06 14:00 | Thaisa Grana Pedretti v Marcela Zacarias | 1-6,4-6 |
| ITF Women Santiago | 2017/12/05 16:05 | Thaisa Grana Pedretti v Victoria Bosio | 3-6,7-6,6-3 |
| ITF Women Encarnacion | 2017/11/09 15:00 | Thaisa Grana Pedretti v Nathaly Kurata | 2-6,6-7 |
| ITF Women Encarnacion | 2017/11/08 12:00 | Thaisa Grana Pedretti v Stephanie Nemtsova | 6-1,6-4 |
| ITF Women Sao Paulo Qual | 2018/02/25 13:00 | Madison Bourguignon v Noelia Zeballos | 6-3,6-4 |
| ITF Women Sao Paulo Qual | 2018/02/24 12:00 | Rafaela Rodrigues Dos Santos v Noelia Zeballos | 0-6,1-6 |
| ITF Women Curitiba Qual | 2018/02/19 14:00 | Marcela Zacarias v Noelia Zeballos | 6-0,6-2 |
| ITF Women Curitiba Qual | 2018/02/18 15:10 | Juliana Silva De Carvalho v Noelia Zeballos | 1-6,4-6 |
| ITF Women Curitiba Qual | 2018/02/17 12:30 | Rebeca Pereira v Noelia Zeballos | 4-6,1-6 |
| ITF Women Luque | 2017/12/21 14:00 | Noelia Zeballos v Camila Giangreco Campiz | 3-6,2-6 |
| ITF Women Luque | 2017/12/20 13:15 | Noelia Zeballos v Sarah Tami-Masi | 6-1,6-3 |
| ITF Women Luque | 2017/12/19 12:00 | Noelia Zeballos v Jane Wasserson | 6-0,6-0 |