Round: 44 Ground: Clay
| ITF Women Antalya | 2018/04/21 09:30 | Bulay E Cakalli v Eva-Maria Riml | 3-6,3-6 |
| ITF Women Antalya | 2018/04/21 11:00 | Iman Garshong v Larissa R De Souza | 6-2,6-2 |
| ITF Women Antalya | 2018/04/14 09:30 | Almudena S-L Fernandez v Larissa R De Souza | 6-1,6-1 |
| ITF Women SJD Campos Qual | 2018/03/10 16:00 | Vitoria De Brito Francisco v Larissa R De Souza | 6-2,6-4 |
| ITF Women Sao Paulo Qual | 2018/02/24 15:30 | Carla Lucero v Larissa R De Souza | 6-0,6-0 |
| ITF Women Curitiba Qual | 2018/02/17 12:30 | Larissa R De Souza v Juliana Silva De Carvalho | 0-6,0-6 |
| ITF Women Antalya | 2017/10/14 07:00 | Larissa R De Souza v Nadia Brunzlow | 1-6,1-6 |
| ITF Women Antalya | 2017/10/07 07:00 | Larissa R De Souza v Sonya Latycheva | 0-6,0-6 |
| ITF Women Antalya | 2017/09/30 12:00 | Larissa R De Souza v Julia Keranovic | 1-6,0-6 |