| UTR Pro Tennis Series Sofia Women | 2022/08/27 08:00 | Ksenia Laskutova v Kostova, Elitsa | 6-7,6-1,6-4 |
| UTR Pro Tennis Series Pleven Women | 2022/06/26 08:00 | Ksenia Laskutova v Kostova, Elitsa | 7-6,6-1 |
| UTR Pro Blagoevgrad Women | 2023/03/18 08:27 | Ksenia Laskutova v Borislava Botusharova | 6-2,6-4 |
| UTR Pro Blagoevgrad Women | 2023/03/17 08:37 | Isabelle Kouzmanov v Ksenia Laskutova | 3-6,3-6 |
| UTR Pro Blagoevgrad Women | 2023/03/16 09:00 | Melis Sezer v Ksenia Laskutova | 1-6,1-6 |
| UTR Pro Blagoevgrad Women | 2023/03/15 06:00 | Shkumbova, Mirela v Ksenia Laskutova | 2-6,2-6 |
| UTR Pro Blagoevgrad Women | 2023/03/13 07:30 | Jana Bojovic v Ksenia Laskutova | 1-6,2-6 |
| ITF W60 Astana | 2023/03/06 09:10 | Xinyu Gao v Ksenia Laskutova | 6-2,6-1 |
| ITF W40 Astana | 2023/02/28 04:00 | Kyoka Okamura v Ksenia Laskutova | 6-3,7-6 |
| ITF W15 Gwalior | 2023/01/01 04:30 | Ksenia Laskutova v Vaidehi Chaudhari | 5-7,4-6 |
| UTR Pro Blagoevgrad Women | 2023/03/18 06:00 | Gaspar-Ivan, Ioana v Kostova, Elitsa | 6-4,1-6,6-7 |
| UTR Pro Blagoevgrad Women | 2023/03/17 06:00 | Kostova, Elitsa v Shalamanova, Daria | 2-6,6-2,5-3 |
| UTR Pro Blagoevgrad Women | 2023/03/16 07:30 | Kostova, Elitsa v Andrada Ekaterina Komarov | 6-0,6-2 |
| UTR Pro Blagoevgrad Women | 2023/03/15 11:21 | Lidia Encheva v Kostova, Elitsa | 3-6,2-6 |
| UTR Pro Blagoevgrad Women | 2023/03/14 07:30 | Vaneva, Zinovia v Kostova, Elitsa | 6-7,0-6 |
| UTR Pro Zadar - Femmes | 2023/03/11 18:00 | Iva Primorac v Kostova, Elitsa | 7-5,6-4 |
| UTR Pro Zadar - Femmes | 2023/03/11 11:00 | Kostova, Elitsa v Sara Svetac | 6-4,6-1 |
| UTR Pro Zadar - Femmes | 2023/03/09 10:30 | Kostova, Elitsa v Mia Marjanovic | 6-1,7-6 |