| ITF Women Varna | 2021/09/06 11:30 | Maria Sara Popa v Zinovia Vaneva | 2-6,6-2,10-7 |
| ITF Women Varna | 2021/09/06 07:30 | Mia Ristic v Zinovia Vaneva | 6-4,2-6,6-10 |
| UTR Pro Tennis Series Sofia Women | 2021/09/03 10:00 | Zinovia Vaneva v Anna Morgina | 2-6,3-6 |
| UTR Pro Tennis Series Sofia Women | 2021/09/02 11:30 | Zinovia Vaneva v Verginie Tchakarova | 6-3,4-6,6-4 |
| UTR Pro Tennis Series Sofia Women | 2021/09/01 11:00 | Zinovia Vaneva v Sevil Yuldasheva | 7-5,6-1 |
| UTR Pro Tennis Series Sofia Women | 2021/08/30 11:30 | Daria Mishina v Zinovia Vaneva | 6-3,6-2 |
| UTR Pro Tennis Series Zadar Women | 2021/08/15 07:00 | Zinovia Vaneva v Zuzana Zlochova | 6-4,1-6,2-6 |
| UTR Pro Tennis Series Zadar Women | 2021/08/14 07:00 | Zinovia Vaneva v Reka K Matko | 6-1,7-6 |
| ITF W15 Sozopol | 2021/09/14 09:00 | Denislava Glushkova v Gebriela Mihaylova | 6-1,6-3 |
| ITF W15 Varna | 2021/09/09 10:25 | Martha Matoula v Gebriela Mihaylova | 6-3,6-1 |
| ITF W15 Varna | 2021/09/07 06:30 | Margarita Ignatjeva v Gebriela Mihaylova | 4-6,6-7 |
| ITF W15 Prokuplje | 2021/07/06 07:00 | Karola Bejenaru v Gebriela Mihaylova | 6-4,6-1 |
| ITF W15 Prokuplje | 2021/07/04 07:00 | Graziella Barrett v Gebriela Mihaylova | 0-6,0-6 |
| ITF W15 Prokuplje | 2021/06/27 11:00 | Gebriela Mihaylova v Noka Juric | 4-6,3-6 |
| ITF W15 Antalya | 2021/06/08 07:00 | Gebriela Mihaylova v Daria Shalamanova | 6-3,3-6,11-13 |
| ITF W15 Antalya | 2021/06/02 07:20 | Basak Eraydin v Gebriela Mihaylova | 6-4,6-2 |