| UTR Pro Tennis Series Bucharest Women | 2021/04/22 08:30 | Ralitsa Alexandrova v Darja Semenistaja | 7-6,2-6,1-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/07 11:30 | Darja Semenistaja v Rositsa Dencheva | 3-6,6-2,7-5 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/06 07:00 | Darja Semenistaja v Stefana Lazar | 6-4,6-3 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/05 09:00 | Nikol Ruseva v Darja Semenistaja | 0-6,0-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/04 08:30 | Simona Ogescu v Darja Semenistaja | 6-2,2-6,5-4 |
| UTR Pro Tennis Series Bucharest Women | 2021/05/02 07:00 | Simona Ogescu v Darja Semenistaja | 6-3,3-6,2-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/05/01 07:30 | Ilona-Georgiana Ghioroaie v Darja Semenistaja | 4-6,2-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/30 07:00 | Darja Semenistaja v Olga Doroshina | 4-6,6-4,7-5 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/29 08:30 | Darja Semenistaja v Mara Gae | 6-3,5-4 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/06 10:00 | Ralitsa Alexandrova v Ani Vangelova | 6-1,6-4 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/05 12:00 | Ralitsa Alexandrova v Mirela Shkumbova | 2-6,6-4,2-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/04 11:30 | Ralitsa Alexandrova v Elitsa Kostova | 2-6,0-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/03 08:30 | Ralitsa Alexandrova v Doroteja Petrovic | 6-1,5-4 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/24 12:00 | Stefana Lazar v Ralitsa Alexandrova | 6-2,5-1 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/22 11:30 | Ralitsa Alexandrova v Olga Doroshina | 2-6,1-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/22 08:30 | Ralitsa Alexandrova v Darja Semenistaja | 7-6,2-6,1-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/19 12:20 | Ralitsa Alexandrova v Iulia Marko | 6-2,6-2 |