| 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 |