Stadium: Court B 3 Round: 27 Ground: Clay
| Jackson, Singles W-WITF-USA-09A | 2018/04/05 16:30 | Iga Swiatek v Stewart, Katerina | 2-6,1-6 |
| Jackson, Singles W-WITF-USA-09A | 2018/04/03 18:30 | Kukharchuk, Nika v Stewart, Katerina | 1-6,1-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/18 14:00 | Jessica Pegula v Stewart, Katerina | 2-6,3-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/17 14:00 | Kremen, Ilona v Stewart, Katerina | 1-6,0-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/16 14:00 | Neel, Ingrid v Stewart, Katerina | 4-6,4-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/15 16:15 | Emmanuelle Salas v Stewart, Katerina | 6-7,0-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/13 15:30 | Zhuravleva, Angelina v Stewart, Katerina | 2-6,0-6 |
| Orlando, Singles Qualifying W-WITF-USA-02A | 2018/03/09 18:55 | Stewart, Katerina v Sophie Chang | 6-7,4-6 |
| Jackson, Singles W-WITF-USA-09A | 2018/04/05 15:00 | Hendler, Tamaryn v Sofia Shapatava | 7-6,6-3 |
| Jackson, Singles W-WITF-USA-09A | 2018/04/04 16:35 | Hendler, Tamaryn v Marker, Lauren | 6-3,6-1 |
| Wesley Chapel, Singles W-WITF-USA-03A | 2018/01/25 17:00 | Hendler, Tamaryn v Olga Danilovic | 6-4,1-6,2-6 |
| Wesley Chapel, Singles W-WITF-USA-03A | 2018/01/24 17:55 | Ulrikke Eikeri v Hendler, Tamaryn | 7-5,4-6,2-6 |
| Wesley Chapel, Singles Qualifying W-WITF-USA-03A | 2018/01/23 17:40 | Wachaczyk, Julia v Hendler, Tamaryn | 0-6,6-0,4-6 |
| Wesley Chapel, Singles Qualifying W-WITF-USA-03A | 2018/01/22 16:00 | Raszkiewics, Eva v Hendler, Tamaryn | 2-6,0-6 |
| Wesley Chapel, Singles Qualifying W-WITF-USA-03A | 2018/01/21 16:30 | Uzcategui, Aymet v Hendler, Tamaryn | 3-6,3-6 |
| ITF Women Santiago | 2017/12/09 13:00 | Marcela Zacarias v Hendler, Tamaryn | 6-3,1-6,7-5 |