Stadium: Court 4 Round: 26 Ground: Clay
| ITF - W15 Kursumlijska Banja | 2023/05/31 14:55 | Stewart, Katerina v Irene Lavino | 6-2,6-1 |
| ITF - W15 Kursumlijska Banja | 2023/05/24 12:35 | Anja Stankovic v Stewart, Katerina | 6-2,3-6,6-4 |
| ITF W25 Orlando | 2023/05/12 13:55 | Stewart, Katerina v Katarina Jokic | 6-4,4-6,1-6 |
| ITF W25 Orlando | 2023/05/11 13:15 | Jenna Defalco v Stewart, Katerina | 2-6,3-6 |
| ITF W25 Orlando | 2023/05/09 15:30 | Eleana Yu v Stewart, Katerina | 7-6,5-7,4-6 |
| ITF W25 Guayaquil | 2023/04/26 19:15 | Julia Riera v Stewart, Katerina | 6-1,6-0 |
| ITF W25 Guayaquil | 2023/04/25 18:00 | Ena Koike v Stewart, Katerina | 6-7,1-6 |
| ITF W25 Guayaquil | 2023/04/24 14:00 | Stewart, Katerina v Lopez, Qavia | 7-5,7-5 |
| ITF - W15 Kursumlijska Banja | 2023/05/31 07:00 | Ruien Zhang v Lia Karatancheva | 1-6,7-6,2-6 |
| ITF W60 Pelham | 2023/05/17 14:55 | Lia Karatancheva v Grace Min | 0-6,0-6 |
| ITF W25 Orlando | 2023/05/11 13:20 | Lia Karatancheva v Victoria Hu | 5-7,4-6 |
| ITF W25 Orlando | 2023/05/10 17:00 | Panna Udvardy v Lia Karatancheva | 2-6,3-6 |
| ITF - W100 Bonita Springs | 2023/05/02 14:30 | Yulia Starodubtsewa v Lia Karatancheva | 6-0,6-0 |
| ITF - W100 Bonita Springs | 2023/05/01 18:05 | Dalayna Hewitt v Lia Karatancheva | 2-6,3-6 |
| ITF W60 Charlottesville | 2023/04/24 17:30 | Alana Smith v Lia Karatancheva | 7-6,7-6 |
| Billie Jean King Cup | 2023/04/14 07:00 | Lia Karatancheva v Rebecca Munk Mortensen | 6-0,6-0 |