Stadium: Quadra 3 Round: 26 Ground: Clay
| ITF Women Sao Paulo Qual | 2018/02/25 17:30 | Marcela Zacarias v Stephanie Nemtsova | 6-1,6-3 |
| ITF Women Mexico City | 2016/10/07 21:00 | Stephanie Nemtsova v Marcela Zacarias | 4-6,1-6 |
| ITF Women Campinas | 2018/03/06 14:00 | Marcela Zacarias v Alice Garcia | 6-4,6-0 |
| ITF Women Sao Paulo Qual | 2018/02/26 18:10 | Marcela Zacarias v Victoria Bosio | 4-6,6-1,4-6 |
| ITF Women Sao Paulo Qual | 2018/02/25 17:30 | Marcela Zacarias v Stephanie Nemtsova | 6-1,6-3 |
| ITF Women Sao Paulo Qual | 2018/02/24 20:00 | Marcela Zacarias v Candela Bugnon | 6-0,6-1 |
| ITF Women Curitiba | 2018/02/22 17:00 | Marcela Zacarias v Victoria Bosio | 3-6,6-0,2-6 |
| ITF Women Curitiba | 2018/02/21 14:30 | Marcela Zacarias v Chieh-Yu Hsu | 6-1,6-3 |
| 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 15:00 | Marcela Zacarias v Leticia Giudici | 6-1,6-2 |
| ITF Women Campinas | 2018/03/07 15:45 | Carla Lucero v Stephanie Nemtsova | 6-1,4-6,3-6 |
| ITF Women Campinas Qual | 2018/03/05 14:50 | Stephanie Nemtsova v Maria Jose Portillo Ramirez | 6-2,6-3 |
| ITF Women Campinas Qual | 2018/03/04 14:00 | Stephanie Nemtsova v Candela Bugnon | 6-2,7-5 |
| ITF Women Campinas Qual | 2018/03/03 14:00 | Stephanie Nemtsova v Pamela Wu | 6-1,6-2 |
| ITF Women Sao Paulo Qual | 2018/02/25 17:30 | Marcela Zacarias v Stephanie Nemtsova | 6-1,6-3 |
| ITF Women Sao Paulo Qual | 2018/02/24 15:30 | Mariana Correa v Stephanie Nemtsova | 0-6,0-6 |
| ITF Women Curitiba Qual | 2018/02/19 14:00 | Stephanie Nemtsova v Victoria Bosio | 4-6,4-6 |
| ITF Women Curitiba Qual | 2018/02/18 18:50 | Alice Rame v Stephanie Nemtsova | 1-6,6-3,3-6 |