| UTR Pro Tennis Series California Women | 2020/07/27 16:00 | Marcela Zacarias v Mary Closs | 6-2,6-3 |
| UTR Pro Tennis Series California Women | 2020/07/25 17:15 | Marcela Zacarias v Mary Closs | 6-0,6-4 |
| UTR Pro Tennis Series California Women | 2020/07/21 21:00 | Mary Closs v Marcela Zacarias | 4-6,4-6 |
| UTR Pro Tennis Series California Women | 2020/07/19 19:45 | Mary Closs v Marcela Zacarias | 2-6,3-6 |
| UTR Pro Tennis Series Dallas Women | 2021/09/01 13:00 | Teja Tirunelveli v Marcela Zacarias | 6-4,3-6,0-6 |
| UTR Pro Tennis Series Dallas Women | 2021/08/31 17:30 | Lana Mavor v Marcela Zacarias | 4-6,1-5 |
| UTR Pro Tennis Series California Women | 2021/08/29 16:40 | Marcela Zacarias v Solymar Colling | 6-4,5-0 |
| UTR Pro Tennis Series California Women | 2021/08/28 15:00 | Marcela Zacarias v Eryn Cayetano | 6-3,0-6,6-3 |
| UTR Pro Tennis Series California Women | 2021/08/27 16:30 | Lucinda Gatsiounis v Marcela Zacarias | 2-6,0-6 |
| UTR Pro Tennis Series California Women | 2021/08/26 15:00 | Camille Kiss v Marcela Zacarias | 3-6,2-6 |
| UTR Pro Tennis Series California Women | 2021/08/25 16:30 | Kate Fakih v Marcela Zacarias | 1-6,0-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/25 12:00 | Aldila Sutjiadi v Marcela Zacarias | 0-6,2-5 |
| UTR Pro Tennis Series Dallas Women | 2021/08/31 13:00 | Teja Tirunelveli v Mary Closs | 6-2,5-2 |
| UTR Pro Tennis Series Dallas Women | 2021/08/30 13:00 | Mary Closs v Navya Vadlamudi | 6-1,6-4 |
| UTR Pro Tennis Series Manzanillo Women | 2021/08/21 12:00 | Mary Closs v Amelie Montalvo | 4-6,1-5 |
| UTR Pro Tennis Series Manzanillo Women | 2021/08/20 14:00 | Mary Closs v Thelma Sepulveda | 3-6,3-6 |
| UTR Pro Tennis Series Manzanillo Women | 2021/08/18 13:30 | Mary Closs v Victoria Rodriguez | 0-6,1-6 |
| UTR Pro Tennis Series Manzanillo Women | 2021/08/17 15:30 | Mary Closs v Gala Arangio | 6-1,6-0 |
| UTR Pro Tennis Series Florida Women | 2021/06/05 15:00 | Mary Closs v Mary Brumfield | 1-6,2-6 |
| UTR Pro Tennis Series Florida Women | 2021/06/04 15:00 | Carolyn Ansari v Mary Closs | 6-2,6-1 |