| UTR Pro Tennis Series Sofia Women | 2022/09/02 08:00 | Kostova, Elitsa v Vaneva, Zinovia | 4-6,6-4,6-3 |
| UTR Pro Tennis Series Plovdiv Women | 2021/12/18 09:00 | Vaneva, Zinovia v Kostova, Elitsa | 6-7,1-5 |
| UTR Pro Blagoevgrad Women | 2023/02/01 07:30 | Lidia Encheva v Kostova, Elitsa | 1-6,5-7 |
| UTR Pro Blagoevgrad Women | 2023/01/31 09:00 | Yoanna Radulova v Kostova, Elitsa | 4-6,2-6 |
| UTR Pro Barcelona Women | 2023/01/14 12:00 | Kostova, Elitsa v Ciobanu, Daniela | 3-6,4-6 |
| UTR Pro Barcelona Women | 2023/01/13 12:14 | Kostova, Elitsa v Esther Lopez | 2-6,6-3,4-6 |
| UTR Pro Barcelona Women | 2023/01/11 08:00 | Kostova, Elitsa v Aliesia Reva | 6-4,5-1 |
| UTR Pro Barcelona Women | 2023/01/10 11:00 | Kostova, Elitsa v Maja Radenkovic | 6-2,5-2 |
| UTR Pro Barcelona Women | 2023/01/09 11:00 | Gemovic, Elena v Kostova, Elitsa | 3-6,2-6 |
| UTR Pro Barcelona Women | 2023/01/08 11:47 | Kostova, Elitsa v Iva Primorac | 6-3,6-0 |
| UTR Pro Blagoevgrad Women | 2023/01/31 09:00 | Lidia Encheva v Vaneva, Zinovia | 4-6,6-7 |
| UTR Pro Blagoevgrad Women | 2023/01/30 07:30 | Vaneva, Zinovia v Dema, Viktoriia | 6-1,3-6,2-5 |
| UTR Pro Tennis Series Blagoevgrad Women | 2022/12/10 07:30 | Elizara Yaneva v Vaneva, Zinovia | 6-4,6-4 |
| UTR Pro Tennis Series Blagoevgrad Women | 2022/12/09 09:00 | Vaneva, Zinovia v Oleksandra Oliynykova | 1-6,0-5 |
| UTR Pro Tennis Series Blagoevgrad Women | 2022/12/08 07:30 | Vaneva, Zinovia v Julia Stamatova | 1-6,4-6 |
| UTR Pro Tennis Series Blagoevgrad Women | 2022/12/07 07:30 | Yoanna Radulova v Vaneva, Zinovia | 6-2,3-6,3-6 |
| UTR Pro Tennis Series Blagoevgrad Women | 2022/12/06 07:30 | Isabelle Kouzmanov v Vaneva, Zinovia | 6-3,3-6,3-6 |
| UTR Pro Tennis Series Dubai Women | 2022/11/26 05:00 | Vaneva, Zinovia v Markova, Johana | 7-5,1-6,2-6 |