Stadium: Court 2 Round: 44 Ground: Clay
| ITF W25 Kursumlijska Banja | 2023/06/05 13:55 | Stewart, Katerina v Denisa E Plesa | 6-1,6-1 |
| ITF - W15 Kursumlijska Banja | 2023/06/02 07:30 | Yasmine Kabbaj v Stewart, Katerina | 6-0,3-6,7-6 |
| ITF - W15 Kursumlijska Banja | 2023/06/01 07:30 | Stewart, Katerina v Lia Karatancheva | 6-2,6-1 |
| 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 Kursumlijska Banja | 2023/06/05 14:00 | Mariia Masiianskaia v Pospelova, Aleksandra | 6-7,3-6 |
| ITF - W15 Kursumlijska Banja | 2023/05/31 08:55 | Zuzanna Kolonus v Pospelova, Aleksandra | 6-4,6-3 |
| ITF - W15 Antalya | 2023/05/11 07:30 | Amelia Waligora v Pospelova, Aleksandra | 6-3,1-6,6-2 |
| ITF - W15 Antalya | 2023/05/10 07:30 | Valeriya Yushchenko v Pospelova, Aleksandra | 2-6,2-6 |
| ITF - W15 Antalya | 2023/05/02 11:15 | Pospelova, Aleksandra v Helena Buchwald | 4-6,4-6 |
| ITF W25 Sharm El Sheikh | 2023/04/10 10:00 | Hanne Vandewinkel v Pospelova, Aleksandra | 6-2,6-3 |
| ITF W25 Sharm El Sheikh | 2023/04/09 08:00 | Pospelova, Aleksandra v Ljubic, Mija | 6-0,6-0 |
| ITF - W15 Sharm El Sheikh | 2023/04/06 08:00 | Meiling Wang v Pospelova, Aleksandra | 7-5,6-4 |