Round: 54 Ground: Clay
| ITF Women Antalya | 2018/05/14 07:30 | Irina Lapustina v Claudia Cianci | 2-6,6-4,1-6 |
| ITF Women Antalya | 2018/05/13 07:30 | Irina Lapustina v Anna Ozerova | 6-3,3-6,6-2 |
| ITF Women Kaposvar | 2018/05/08 07:00 | Irina Lapustina v Lea Boskovic | 3-6,2-6 |
| ITF Women Tbilisi Qual | 2018/04/30 10:30 | Ani Amiraghyan v Irina Lapustina | 6-1,6-4 |
| ITF Women Santa Margherita | 2018/04/23 12:00 | Ludmilla Samsonova v Irina Lapustina | 6-0,6-2 |
| ITF Women Santa Margherita | 2018/04/22 14:15 | Alexandra Krasnyan v Irina Lapustina | 3-6,0-6 |
| ITF Women Santa Margherita Qual | 2018/04/15 12:00 | Irina Lapustina v Luna Meers | 6-3,6-7,3-6 |
| ITF Women Antalya | 2018/03/14 09:30 | Vitalia Stamat v Irina Lapustina | 6-3,6-3 |
| ITF Women Antalya | 2018/05/13 07:30 | Larissa R De Souza v Claudia Cianci | 1-6,0-6 |
| ITF Women Antalya | 2018/04/28 07:30 | Bulay E Cakalli v Larissa R De Souza | 3-6,7-6,6-2 |
| 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 |