| UTR Pro Tennis Series Miami Women | 2021/12/14 17:30 | Ava Todd v Mary Stoiana | 1-6,1-5 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/23 15:00 | Mary Stoiana v Carol Young Suh Lee | 6-7,4-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/22 13:30 | Danielle Willson v Mary Stoiana | 6-2,3-6,4-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/21 17:30 | Petra Hule v Mary Stoiana | 5-7,7-5,1-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/19 19:30 | Mary Stoiana v Alessandra Crump | 6-1,6-1 |
| UTR Pro Tennis Series Dallas Women | 2021/07/11 16:00 | Mary Stoiana v Valeriya Zeleva | 6-7,6-0,1-6 |
| UTR Pro Tennis Series Dallas Women | 2021/07/10 17:30 | Mary Stoiana v Johanna Silva | 2-6,6-4,6-3 |
| UTR Pro Tennis Series Dallas Women | 2021/07/09 14:30 | Mary Stoiana v Marcela Zacarias | 3-6,2-5 |
| UTR Pro Tennis Series Dallas Women | 2021/09/04 13:00 | Marcela Zacarias v Xinyu Cai | 6-2,5-0 |
| UTR Pro Tennis Series Dallas Women | 2021/09/03 13:00 | Xinyu Cai v Sasha Motlagh | 6-1,5-1 |
| UTR Pro Tennis Series Dallas Women | 2021/09/02 17:30 | Xinyu Cai v Jacqueline Nylander Altelius | 6-4,5-2 |
| UTR Pro Tennis Series Dallas Women | 2021/09/01 14:30 | Liga Dekmeijere v Xinyu Cai | 3-6,1-5 |
| UTR Pro Tennis Series Dallas Women | 2021/08/31 16:00 | Natasha Opaciuch v Xinyu Cai | 1-6,1-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/24 13:30 | Liv Hovde v Xinyu Cai | 6-3,6-4 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/23 16:30 | Jackeline Lopez v Xinyu Cai | 4-6,5-7 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/21 12:00 | Adeline Flach v Xinyu Cai | 2-6,2-5 |