| ITF W25 Fort Worth | 2021/09/20 14:00 | Maria Kononova v Isabel Pascual Montalvo | 6-1,7-6 |
| UTR Pro Tennis Series Dallas Women | 2021/09/18 15:30 | Jacqueline Nylander Altelius v Isabel Pascual Montalvo | 3-6,6-3,6-6 |
| UTR Pro Tennis Series Dallas Women | 2021/09/17 18:30 | Ylan Duong v Isabel Pascual Montalvo | 2-6,0-6 |
| UTR Pro Tennis Series Dallas Women | 2021/09/16 16:15 | Louise Kwong v Isabel Pascual Montalvo | 7-5,4-6,6-1 |
| UTR Pro Tennis Series Dallas Women | 2021/09/14 14:00 | Quinn Gleason v Isabel Pascual Montalvo | 6-2,5-1 |
| UTR Pro Tennis Series Dallas Women | 2021/09/13 17:30 | Isabel Pascual Montalvo v Marcelina Podlinska | 4-6,7-6,3-5 |
| ITF W60 Vitoria-Gasteiz | 2021/07/11 12:30 | Isabel Pascual Montalvo v Sofia Milatova | 1-6,4-6 |