Stadium: Centre Court Round: 62
| ITF Women SJD Campos Qual | 2018/03/11 14:00 | Madison Bourguignon v Maria Silva | 4-6,6-3,6-3 |
| ITF Women Campinas Qual | 2018/03/05 16:45 | Paula Baranano v Madison Bourguignon | 6-3,6-4 |
| ITF Women Campinas Qual | 2018/03/04 14:00 | Namie Isago v Madison Bourguignon | 2-6,1-6 |
| ITF Women Sao Paulo | 2018/02/27 14:30 | Audrey Albie v Madison Bourguignon | 7-5,4-6,6-0 |
| ITF Women Sao Paulo Qual | 2018/02/26 13:30 | Emiliana Arango v Madison Bourguignon | 6-4,6-1 |
| 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 | Mariana Galvao Borges v Madison Bourguignon | 1-6,0-6 |
| ITF Women Curitiba Qual | 2018/02/18 16:55 | Nika Kukharchuk v Madison Bourguignon | 6-2,7-6 |
| ITF Women SJD Campos Qual | 2018/03/10 16:00 | Namie Isago v Juliana Valero | 0-6,2-6 |
| ITF Women Campinas Qual | 2018/03/05 13:00 | Daniela Macarena Lopez v Juliana Valero | 5-7,6-3,7-6 |
| ITF Women Campinas Qual | 2018/03/04 14:00 | Caroline Furlaneto v Juliana Valero | 2-6,1-6 |
| ITF Women Campinas Qual | 2018/03/03 15:30 | Juliana Valero v Valentina Abrile | 7-5,6-3 |
| ITF Women Sao Paulo Qual | 2018/02/25 14:30 | Gabriela Ce v Juliana Valero | 6-0,6-1 |
| ITF Women Sao Paulo Qual | 2018/02/24 15:30 | Pamela Wu v Juliana Valero | 2-6,1-6 |
| 2018 Fed Cup | 2018/02/10 17:00 | Juliana Valero v Paula Ormaechea | 1-6,4-6 |
| ITF Women Antalya | 2018/01/28 07:30 | Natalia Vajdova v Juliana Valero | 6-2,6-2 |