Stadium: Court 1 Round: 25
| ITF Women Santa Cruz | 2017/12/11 22:05 | Rebeca Pereira v Barbara Gatica | 4-6,3-6 |
| ITF Women SJD Campos Qual | 2018/03/15 17:15 | Carla Lucero v Barbara Gatica | 6-2,6-2 |
| ITF Women SJD Campos Qual | 2018/03/13 16:50 | Flavia Guimaraes Bueno v Barbara Gatica | 5-7,0-6 |
| ITF Women Campinas | 2018/03/08 16:15 | Barbara Gatica v Gabriela Ce | 1-6,2-6 |
| ITF Women Campinas | 2018/03/07 14:00 | Barbara Gatica v Julieta Lara Estable | 4-6,6-3,6-4 |
| ITF Women Sao Paulo Qual | 2018/02/24 15:30 | Barbara Gatica v Alexa Ryngler | 2-6,4-6 |
| ITF Women Curitiba Qual | 2018/02/19 15:50 | Barbara Gatica v Jessica Ho | 3-6,6-3,2-6 |
| ITF Women Curitiba Qual | 2018/02/18 14:00 | Barbara Gatica v Julia Konishi Camargo Silva | 6-1,6-2 |
| ITF Women Santa Cruz | 2017/12/14 21:30 | Ana Sofia Sanchez v Barbara Gatica | 6-2,6-2 |
| ITF Women SJD Campos | 2018/03/14 15:30 | Rebeca Pereira v Akiko Okuda | 1-6,6-7 |
| ITF Women SJD Campos Qual | 2018/03/12 13:00 | Rebeca Pereira v Nathalia Wolf Gasparin | 3-6,6-2,6-3 |
| ITF Women Campinas | 2018/03/07 21:30 | Rebeca Pereira v Cindy Burger | 4-6,4-6 |
| ITF Women Sao Paulo Qual | 2018/02/24 12:00 | Rebeca Pereira v Paula Baranano | 4-6,4-6 |
| ITF Women Curitiba Qual | 2018/02/17 12:30 | Rebeca Pereira v Noelia Zeballos | 4-6,1-6 |
| ITF Women Santa Cruz | 2017/12/11 22:05 | Rebeca Pereira v Barbara Gatica | 4-6,3-6 |
| ITF Women Cantanduva | 2017/12/02 12:00 | Rebeca Pereira v Madison Bourguignon | 6-2,4-6,3-6 |
| ITF Women Cantanduva | 2017/12/01 13:00 | Rebeca Pereira v Madison Bourguignon | 6-2,4-6,3-5 |