| UTR Pro Tennis Series California Women | 2020/07/19 17:15 | Closs, Mary v Giuliana Olmos | 3-6,1-6 |
| US Pro Tennis Series West Coast Women | 2020/06/22 21:10 | Closs, Mary v Giuliana Olmos | 3-6,0-6 |
| US Pro Tennis Series West Coast Women | 2020/06/11 19:10 | Giuliana Olmos v Closs, Mary | 6-2,7-6 |
| US Pro Tennis Series West Coast Women | 2020/06/05 16:40 | Giuliana Olmos v Closs, Mary | 6-2,6-1 |
| UTR Pro Tennis Series California Women | 2020/07/23 19:45 | Giuliana Olmos v Chavatipon, Charlotte | 6-3,6-2 |
| UTR Pro Tennis Series California Women | 2020/07/23 16:00 | Marcela Zacarias v Giuliana Olmos | 6-7,2-6 |
| UTR Pro Tennis Series California Women | 2020/07/19 17:15 | Closs, Mary v Giuliana Olmos | 3-6,1-6 |
| UTR Pro Tennis Series California Women | 2020/07/15 22:30 | Elvina Kalieva v Giuliana Olmos | 1-6,7-6,3-10 |
| UTR Pro Tennis Series California Women | 2020/07/15 17:15 | Marcela Zacarias v Giuliana Olmos | 6-7,3-6 |
| UTR Pro Tennis Series California Women | 2020/07/14 18:30 | Guillermo, Lorraine M v Giuliana Olmos | 3-6,4-6 |
| UTR Pro Tennis Series California Women | 2020/07/14 16:00 | Sophie Chang v Giuliana Olmos | 0-6,7-6,3-10 |
| UTR Pro Tennis Series California Women | 2020/07/12 18:30 | Mohamad, Shatoo v Giuliana Olmos | 2-6,0-6 |
| UTR Pro Tennis Series California Women | 2020/07/22 19:45 | Elvina Kalieva v Closs, Mary | 6-3,4-6,8-10 |
| UTR Pro Tennis Series California Women | 2020/07/22 17:15 | Hanna Chang v Closs, Mary | 6-2,6-1 |
| UTR Pro Tennis Series California Women | 2020/07/21 21:00 | Closs, Mary v Marcela Zacarias | 4-6,4-6 |
| UTR Pro Tennis Series California Women | 2020/07/21 16:00 | Closs, Mary v Maegan Manasse | 1-6,2-6 |
| UTR Pro Tennis Series California Women | 2020/07/19 19:45 | Closs, Mary v Marcela Zacarias | 2-6,3-6 |
| UTR Pro Tennis Series California Women | 2020/07/19 17:15 | Closs, Mary v Giuliana Olmos | 3-6,1-6 |
| UTR Pro Tennis Series California Women | 2020/07/17 19:45 | Closs, Mary v Montez, Pamela | 0-6,1-6 |
| UTR Pro Tennis Series California Women | 2020/07/17 17:15 | Closs, Mary v Hanna Chang | 3-6,3-6 |