Face à face
| US Pro Tennis Series West Coast Women | 2020/06/20 18:05 | Kayla Day v Closs, Mary | 6-0,6-1 |
| US Pro Tennis Series West Coast Women | 2020/06/14 21:55 | Kayla Day v Closs, Mary | 7-5,6-3 |
Home History
| UTR Pro Tennis Series California Women | 2020/07/27 17:15 | Hanna Chang v Kayla Day | 3-6,1-6 |
| UTR Pro Tennis Series California Women | 2020/07/24 16:00 | Hanna Chang v Kayla Day | 1-6,3-6 |
| UTR Pro Tennis Series California Women | 2020/07/21 23:55 | Montez, Pamela v Kayla Day | 2-6,6-7 |
| US Pro Tennis Series West Coast Women | 2020/06/25 20:00 | Andrea Gamiz v Kayla Day | 2-6,6-1,10-7 |
| US Pro Tennis Series West Coast Women | 2020/06/25 18:20 | Kayla Day v Whittle, Sophia | 6-2,6-3 |
| US Pro Tennis Series West Coast Women | 2020/06/24 21:15 | Kayla Day v Wijesundera, Rushri | 6-3,6-1 |
| US Pro Tennis Series West Coast Women | 2020/06/24 17:50 | Kayla Day v Guillermo, Lorraine M | 6-2,6-2 |
| US Pro Tennis Series West Coast Women | 2020/06/21 21:40 | Kayla Day v Elvina Kalieva | 4-6,5-7 |
Away History
| UTR Pro Tennis Series California Women | 2020/07/27 19:45 | Sherif, Jwany v Closs, Mary | 3-6,3-6 |
| UTR Pro Tennis Series California Women | 2020/07/27 16:00 | Marcela Zacarias v Closs, Mary | 6-2,6-3 |
| UTR Pro Tennis Series California Women | 2020/07/25 18:30 | Guillermo, Lorraine M v Closs, Mary | 6-2,6-4 |
| UTR Pro Tennis Series California Women | 2020/07/25 17:15 | Marcela Zacarias v Closs, Mary | 6-0,6-4 |
| UTR Pro Tennis Series California Women | 2020/07/24 17:15 | Giuliana Olmos v Closs, Mary | 6-0,6-3 |
| 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 |