Stadium: Court 1 Round: 1
| Las Vegas, Singles W-ITF-USA-08A | 2020/03/02 18:00 | Whittle, Sophia v Closs, Mary | 6-0,6-2 |
| US Pro Tennis Series West Coast Women | 2020/06/04 17:05 | Whittle, Sophia v Ena Shibahara | 1-6,6-7 |
| US Pro Tennis Series West Coast Women | 2020/06/02 22:15 | Ena Shibahara v Whittle, Sophia | 7-5,6-7,1-10 |
| US Pro Tennis Series West Coast Women | 2020/06/02 16:15 | Montez, Pamela v Whittle, Sophia | 3-6,6-3,7-10 |
| Las Vegas, Singles W-ITF-USA-08A | 2020/03/07 03:05 | Diane Parry v Whittle, Sophia | 6-4,6-1 |
| Las Vegas, Singles W-ITF-USA-08A | 2020/03/04 19:25 | Whittle, Sophia v Sofia Shapatava | 6-2,6-3 |
| Las Vegas, Singles W-ITF-USA-08A | 2020/03/03 19:30 | Whittle, Sophia v Brantmeier, Reese | 6-4,7-5 |
| Las Vegas, Singles W-ITF-USA-08A | 2020/03/02 18:00 | Whittle, Sophia v Closs, Mary | 6-0,6-2 |
| Rancho Santa Fe, Ca, Singles W-ITF-USA-05A | 2020/02/24 18:00 | Abanda, Francoise v Whittle, Sophia | 6-1,6-3 |
| US Pro Tennis Series West Coast Women | 2020/06/04 16:00 | Carson Branstine v Closs, Mary | 6-1,6-2 |
| US Pro Tennis Series West Coast Women | 2020/06/03 19:10 | Closs, Mary v Montez, Pamela | 2-6,1-6 |
| US Pro Tennis Series West Coast Women | 2020/06/03 17:35 | Closs, Mary v Hanna Chang | 1-6,3-6 |
| US Pro Tennis Series Women | 2020/05/24 19:15 | Nefedova, Anastasia Evgenyevna v Closs, Mary | 6-2,6-1 |
| US Pro Tennis Series Women | 2020/05/24 13:30 | Sewing, Sofia v Closs, Mary | 6-4,6-4 |
| ITF W15 Cancun | 2020/03/11 21:25 | Closs, Mary v Justina Mikulskyte | 7-5,6-7,1-6 |
| Las Vegas, Singles W-ITF-USA-08A | 2020/03/02 18:00 | Whittle, Sophia v Closs, Mary | 6-0,6-2 |
| ITF W15 Cancun | 2020/02/13 19:35 | Closs, Mary v Maria Lourdes Carle | 5-7,3-6 |