Round: 26 Ground: Clay
| ITF Women Villa del Dique WD | 2018/04/23 20:00 | Jastrzebska/Romeo v Gatica/Pereira | 2-6,6-3,10-8 |
| ITF Women Villa Dolores WD | 2018/04/20 18:00 | Gatica/Pereira v Bosio/Estable | 6-2,6-4 |
| ITF Women Villa Dolores WD | 2018/04/19 16:50 | Bueno/Bueno v Gatica/Pereira | 2-6,1-6 |
| ITF Women Villa Dolores WD | 2018/04/18 20:45 | Gatica/Pereira v Petit/Romeo | 6-2,6-4 |
| ITF Women SJD Campos WD | 2018/03/12 18:25 | Escauriza/Nemtsova v Gatica/Pereira | 6-4,7-6 |
| ITF Women Campinas WD | 2018/03/06 18:40 | Ce/Pella v Gatica/Pereira | 6-3,5-7,11-9 |