| ITF Women Luque | 2018/09/04 13:30 | Barbara Gatica v Haley Giavara | 6-4,6-3 |
| ITF Women Asuncion | 2018/08/26 14:00 | Sara Castellano v Haley Giavara | 7-5,7-6 |
| ITF Women Asuncion | 2018/08/25 14:00 | Mariana Galvao Borges v Haley Giavara | 1-6,2-6 |
| ITF Women Lambare | 2018/08/21 14:00 | Eduarda Piai v Haley Giavara | 6-1,3-6,6-2 |
| ITF Women Lambare | 2018/08/19 15:00 | Alexa Pitt v Haley Giavara | 1-6,1-6 |
| ITF Women Evansville | 2018/07/23 14:00 | Elise van Heuvelen v Haley Giavara | 3-6,6-3,1-6 |
| ITF Women Evansville | 2018/07/22 14:00 | Haley Giavara v Jerricka Boone | 6-4,6-3 |
| ITF Women Victoria | 2018/06/18 19:50 | Haley Giavara v Lorraine M. Guillermo | 5-7,2-6 |