Stadium: Court 1 Round: 25 Ground: Hardcourt indoor
| WTA Chicago | 2018/09/06 15:00 | Kristie Ahn v Dayana Yastremska | 6-7,4-6 |
| WTA Chicago | 2018/09/05 15:00 | Eugenie Bouchard v Kristie Ahn | 6-7,4-6 |
| WTA Chicago | 2018/09/03 22:40 | Kristie Ahn v Quinn Gleason | 2-6,6-4,7-5 |
| WTA Chicago | 2018/09/02 20:30 | Kristie Ahn v Michaela Gordon | 6-0,6-2 |
| US Open Women | 2018/08/23 16:40 | Ons Jabeur v Kristie Ahn | 6-1,6-2 |
| US Open Women | 2018/08/21 19:50 | Kristie Ahn v Katarina Zavatska | 6-4,6-3 |
| ITF Women Landisville | 2018/08/11 16:45 | Jessica Pegula v Kristie Ahn | 7-6,6-7,4-6 |
| ITF Women Landisville | 2018/08/10 16:35 | Kristie Ahn v Kimberly Birrell | 4-6,6-4,6-4 |
| WTA Chicago | 2018/09/02 16:55 | Olga Govortsova v Asia Muhammad | 6-1,3-6,0-6 |
| US Open Women | 2018/08/24 15:00 | Nicole Gibbs v Olga Govortsova | 6-4,6-1 |
| US Open Women | 2018/08/23 17:10 | Olga Govortsova v Fiona Ferro | 4-6,6-4,6-4 |
| US Open Women | 2018/08/21 17:15 | Olga Govortsova v Sabine Lisicki | 6-4,7-5 |
| ITF Women Landisville | 2018/08/09 14:00 | Olga Govortsova v Jessica Pegula | 2-6,2-6 |
| ITF Women Sumter | 2018/06/14 13:00 | Marcela Zacarias v Olga Govortsova | 6-4,6-1 |
| ITF Women Sumter | 2018/06/13 14:50 | Genevieve Lorbergs v Olga Govortsova | 0-6,1-6 |
| ITF Women Sumter Qual | 2018/06/12 15:00 | Olga Govortsova v Alana Smith | 7-6,6-2 |