| UTR Pro Tennis Series Bucharest Women | 2021/04/22 11:30 | Darja Semenistaja v Corneanu Smaranda | 6-2,6-5 |
| 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 | 2021/04/21 14:00 | Marko, Iulia v Darja Semenistaja | 1-6,2-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/17 10:00 | Darja Semenistaja v Oana Georgeta Simion | 4-6,6-2,4-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/16 08:00 | Esther Lopez v Darja Semenistaja | 4-6,1-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/15 08:00 | Valeria Koussenkova v Darja Semenistaja | 0-6,1-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/14 11:00 | Courcoux, Pauline v Darja Semenistaja | 3-6,4-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/04/12 08:00 | Celia Cervino Ruiz v Darja Semenistaja | 6-2,4-6,5-7 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/22 11:30 | Ralitsa Alexandrova v Doroshina, Olga | 2-6,1-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/22 08:30 | Marko, Iulia v Doroshina, Olga | 2-6,1-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/19 12:30 | Corneanu Smaranda v Doroshina, Olga | 7-5,3-6,6-4 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/26 09:55 | Berfu Cengiz v Doroshina, Olga | 4-6,7-6,7-6 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/25 08:00 | Doroshina, Olga v Mishina, Daria | 6-2,7-6 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/24 10:45 | Doroshina, Olga v Koval, Vlada | 2-6,7-6,6-3 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/23 08:00 | Doroshina, Olga v Nikiforova, Ekaterina | 6-4,6-2 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/22 10:20 | Doroshina, Olga v Pepelyaeva, Veronika | 7-6,6-3 |