| UTR Pro Tennis Series Bucharest Women | 2021/04/21 14:00 | Marko, Iulia v Darja Semenistaja | 1-6,2-6 |
| UTR Pro Tennis Series Bucharest Women | 2021/04/19 12:20 | Ralitsa Alexandrova v Marko, Iulia | 6-2,6-2 |
| Arad, Singles Qualifying W-ITF-ROU-05A | 2019/09/16 11:30 | Marko, Iulia v Anhzelika Isaeva | 6-3,1-6,3-10 |
| Curtea De Arges, Singles W-ITF-ROU-03A | 2019/09/03 09:10 | Marko, Iulia v Iordache, Alexandra | 2-6,2-6 |
| Curtea De Arges, Singles W-ITF-ROU-03A | 2019/09/02 09:30 | Gal, Anja v Marko, Iulia | 4-6,4-6 |
| Curtea De Arges, Singles W-ITF-ROU-03A | 2019/09/01 09:30 | Marko, Iulia v Isha Budwal | 6-3,6-3 |
| ITF Women Sozopol | 2018/10/03 07:00 | Esen, Hulya v Marko, Iulia | 6-0,6-4 |
| ITF Women Arad Qual | 2018/08/06 09:20 | Marko, Iulia v Gal, Anja | 3-6,0-6 |
| 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 |
| ITF - W15 Antalya | 2021/01/30 06:30 | Doroshina, Olga v Anil, Cemre | 4-6,6-7 |
| ITF - W15 Antalya | 2021/01/20 09:45 | Doroshina, Olga v Justina Mikulskyte | 2-6,3-6 |