Round: 26 Ground: Clay
| 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 Encarnacion | 2017/11/07 16:10 | Thaisa Grana Pedretti v Tatiana Terwindt | 6-0,6-1 |
| ITF Women Asuncion | 2017/11/03 20:00 | Francesca Jones v Thaisa Grana Pedretti | 6-1,6-0 |
| ITF Women Asuncion | 2017/11/02 17:00 | Thaisa Grana Pedretti v Barbara Gatica | 7-6,3-6,6-4 |
| ITF Women Asuncion | 2017/11/01 18:00 | Thaisa Grana Pedretti v Rebeca Pereira | 6-4,6-2 |
| ITF Women Asuncion | 2017/10/31 18:35 | Thaisa Grana Pedretti v Ralina Kalimullina | 6-0,6-0 |
| ITF Women Santiago | 2017/11/30 14:30 | Fernanda Brito v Marcela Zacarias | 6-4,6-3 |
| ITF Women Santiago | 2017/11/29 15:45 | Candela Bugnon v Marcela Zacarias | 1-6,3-6 |
| ITF Women Santiago | 2017/11/27 14:30 | Jazmin Ortenzi v Marcela Zacarias | 1-6,6-7 |
| ITF Women Florence | 2017/10/18 14:00 | Marcela Zacarias v Rebecca Peterson | 1-6,1-6 |
| ITF Women Florence | 2017/10/17 19:00 | Marcela Zacarias v Aymet Uzcategui | 6-1,6-3 |
| ITF Women Florence | 2017/10/17 14:00 | Marcela Zacarias v Paulina Czarnik | 6-2,6-2 |
| ITF Women Florence | 2017/10/15 15:00 | Marcela Zacarias v Kariann Pierre-Louis | 6-2,6-2 |
| ITF Women Sumter | 2017/10/12 18:10 | Marcela Zacarias v Montserrat Gonzalez | 3-6,6-0,5-7 |