Stadium: Grandstand Round: 64 Ground: Hardcourt outdoor
| ITF Women Charlottesville Qual | 2018/04/22 19:15 | Routliffe, Erin v Subhash, Natasha | 7-6,6-3 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/14 19:45 | Emmanuelle Salas v Subhash, Natasha | 2-6,6-2,6-1 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/13 14:00 | Hrastar, Ava v Subhash, Natasha | 2-6,2-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/11 15:00 | Jackson, Emma v Subhash, Natasha | 1-6,3-6 |
| ITF Women Orlando Qual | 2018/03/05 15:00 | Alycia Parks v Subhash, Natasha | 6-3,6-4 |
| ITF Women Orlando Qual | 2018/01/14 15:00 | Katie Swan v Subhash, Natasha | 7-6,6-3 |
| Daytona Beach, Singles Qualifying W-WITF-USA-01A | 2018/01/07 15:00 | Subhash, Natasha v Marand, Sanaz | 2-6,1-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2017/03/15 18:35 | Subhash, Natasha v Amy Zhu | 4-6,3-6 |
| ITF Women Ashland | 2018/07/25 15:15 | Maegan Manasse v Hibi, Mayo | 7-6,6-0 |
| ITF Women Berkeley | 2018/07/20 22:25 | Sofia Kenin v Hibi, Mayo | 6-1,6-4 |
| ITF Women Berkeley | 2018/07/19 19:00 | Manon Arcangioli v Hibi, Mayo | 6-7,1-6 |
| ITF Women Berkeley | 2018/07/18 19:00 | Ma, Connie v Hibi, Mayo | 0-6,3-6 |
| Wimbledon Women Qual | 2018/06/28 10:00 | Rodina, Evgeniya v Hibi, Mayo | 6-2,6-4 |
| Wimbledon Women Qual | 2018/06/27 10:00 | Hibi, Mayo v Deborah Chiesa | 6-3,6-1 |
| Wimbledon Women Qual | 2018/06/26 11:35 | Hibi, Mayo v Karatantcheva, Sesil | 1-6,6-3,6-1 |
| ITF Women Ilkley Qual | 2018/06/18 13:15 | Sanchez, Maria v Hibi, Mayo | 7-5,6-2 |