| UTR Pro Tennis Series Florida Women | 2020/07/29 12:00 | Katerina Stewart v Elizabeth Halbauer | 7-5,6-1 |
| UTR Pro Tennis Series Florida Women | 2020/07/27 14:30 | Anastasia Sysoeva v Katerina Stewart | 4-6,6-2,11-9 |
| UTR Pro Tennis Series Florida Women | 2020/07/27 12:00 | Katerina Stewart v Chanelle Van Nguyen | 6-3,6-7,10-5 |
| UTR Pro Tennis Series Florida Women | 2020/07/26 14:30 | Mayuka Aikawa v Katerina Stewart | 6-1,6-3 |
| UTR Pro Tennis Series Florida Women | 2020/07/26 12:00 | Katerina Stewart v Jennifer Elie | 6-1,2-6,10-8 |
| UTR Pro Tennis Series Florida Women | 2020/07/24 14:30 | Katerina Stewart v Layne Sleeth | 6-1,2-6,1-10 |
| UTR Pro Tennis Series Florida Women | 2020/07/24 12:00 | Katerina Stewart v Hurricane Tyra Black | 3-6,3-6 |
| UTR Pro Tennis Series Florida Women | 2020/07/22 13:30 | Elizabeth Halbauer v Katerina Stewart | 2-6,2-6 |
| UTR Pro Tennis Series Florida Women | 2020/07/29 13:30 | Alycia Parks v Nastja Kolar | 1-6,6-4,0-1 |
| ITF W15 Monastir | 2020/03/06 09:00 | Nastja Kolar v Susanne Celik | 4-6,3-6 |
| ITF W15 Monastir | 2020/03/05 11:45 | Nastja Kolar v Lucie Petruzelova | 6-1,6-0 |
| ITF W15 Monastir | 2020/03/03 10:20 | Nastja Kolar v Mayya Gorbunova | 6-2,6-2 |
| ITF W15 Monastir | 2020/02/25 08:30 | Merel Hoedt v Nastja Kolar | 6-0,6-4 |
| ITF W15 Cairo | 2020/01/24 08:00 | Lucie Wargnier v Nastja Kolar | 6-2,7-5 |
| ITF W15 Cairo | 2020/01/23 11:10 | Anastasia Zolotareva v Nastja Kolar | 2-6,6-7 |
| ITF W15 Cairo | 2020/01/22 13:55 | Rita Atik v Nastja Kolar | 6-4,6-7,3-6 |