| UTR Pro Tennis Series Burgas Women | 2021/10/31 09:00 | Yoanna Radulova v Isabelle Kouzmanov | 6-4,6-2 |
| UTR Pro Tennis Series Burgas Women | 2021/10/30 11:00 | Maria Wesselly v Isabelle Kouzmanov | 2-6,1-6 |
| UTR Pro Tennis Series Burgas Women | 2021/10/29 06:30 | Daria Shalamanova v Isabelle Kouzmanov | 7-5,5-7,6-2 |
| UTR Pro Tennis Series Burgas Women | 2021/10/28 08:00 | Julia Terziyska v Isabelle Kouzmanov | 6-0,6-0 |
| UTR Pro Tennis Series Burgas Women | 2021/10/26 11:30 | Alexia-Shara Iancu v Isabelle Kouzmanov | 5-7,1-5 |
| UTR Pro Tennis Series Burgas Women | 2021/10/25 06:30 | Isabelle Kouzmanov v Aleksandra Gabrovska | 1-6,2-6 |
| ITF W15 Sozopol | 2021/10/04 09:30 | Anna Ozerova v Isabelle Kouzmanov | 6-2,6-3 |
| ITF W15 Sozopol | 2021/09/12 07:00 | Isabelle Kouzmanov v Lucia Martinez Gomez | 3-6,3-6 |
| UTR Pro Tennis Series Plovdiv Women | 2021/12/15 09:00 | Irina Fetecau v Victoria Borodulina | 6-3,6-3 |
| UTR Pro Tennis Series Plovdiv Women | 2021/12/13 07:30 | Yoanna Radulova v Victoria Borodulina | 6-7,4-6 |
| UTR Pro Tennis Series Zadar Women | 2021/11/29 12:30 | Nastja Kolar v Victoria Borodulina | 6-2,6-2 |
| UTR Pro Tennis Series Zadar Women | 2021/11/25 16:45 | Victoria Borodulina v Lucia Krivosudska | 6-3,5-4 |
| UTR Pro Tennis Series Zadar Women | 2021/11/24 12:00 | Victoria Borodulina v Bojana Jovanovic | 6-1,6-0 |
| UTR Pro Tennis Series Zadar Women | 2021/11/23 12:42 | Victoria Borodulina v Zuzana Zlochova | 6-7,3-6 |
| UTR Pro Tennis Series Zadar Women | 2021/11/22 10:00 | Mariya Vyshkina v Victoria Borodulina | 1-6,1-3 |
| UTR Pro Tennis Series Zadar Women | 2021/11/20 13:30 | Sapfo Sakellaridi v Victoria Borodulina | 6-2,6-3 |