Stadion: Court 1 Round: 25 Ground: Clay
| ITF Damen - Varna | 2021/09/06 13:00 | Mihaela Tsoneva v Mila Masic | 6-2,6-1 |
| ITF Damen - Varna | 2021/09/06 07:30 | Laura Svatikova v Mihaela Tsoneva | 6-7,7-6,4-10 |
| ITF Damen - Varna | 2021/09/05 10:00 | Mihaela Tsoneva v Mariya Poduraeva | 6-1,6-2 |
| UTR Pro Tennis Series - Sofia - Damen | 2021/09/03 08:30 | Daria Lodikova v Mihaela Tsoneva | 6-1,1-6,5-2 |
| UTR Pro Tennis Series - Sofia - Damen | 2021/09/02 08:30 | Silvia Costache v Mihaela Tsoneva | 3-6,4-6 |
| UTR Pro Tennis Series - Sofia - Damen | 2021/08/31 08:00 | Mihaela Tsoneva v Aleksandra Gabrovska | 6-2,5-4 |
| UTR Pro Tennis Series - Sofia - Damen | 2021/08/30 11:30 | Mihaela Tsoneva v Georgia Andreea Craciun | 6-4,6-3 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/16 08:30 | Katerina Dimitrova v Gebriela Mihaylova | 6-2,5-1 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/15 09:00 | Katerina Dimitrova v Ralitsa Alexandrova | 6-0,2-6,6-1 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/14 09:00 | Darja Semenistaja v Katerina Dimitrova | 6-3,6-3 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/13 11:45 | Zinovia Vaneva v Katerina Dimitrova | 1-6,0-5 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/11 07:00 | Yoanna Radulova v Katerina Dimitrova | 1-6,0-6 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/10 10:00 | Katerina Dimitrova v Ioana Gaspar | 6-7,1-6 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/09 10:00 | Darja Semenistaja v Katerina Dimitrova | 6-2,6-2 |
| UTR Pro Tennis Series - Pazardzhik - Damen | 2021/05/08 12:00 | Katerina Dimitrova v Ioana Gaspar | 6-3,6-0 |