Stadium: Court 2 Round: 25 Ground: Hardcourt indoor
| ITF - W15 Kazan | 2021/11/24 08:40 | Daria Kruzhkova v Daria Zelinskaya | 7-6,4-6,6-4 |
| ITF - W15 Sozopol | 2021/10/13 13:25 | Daria Zelinskaya v Eleni Christofi | 3-6,3-6 |
| ITF - W15 Sozopol | 2021/10/11 12:00 | Daria Zelinskaya v Darya Schwartzman | 5-7,6-4,10-4 |
| ITF - W15 Sozopol | 2021/10/11 07:00 | Daria Zelinskaya v Maria AM Popescu | 7-6,6-2 |
| ITF - W15 Sozopol | 2021/10/04 09:30 | Daria Zelinskaya v Anca Alexia Todoni | 7-5,1-6,3-10 |
| ITF - W25 Almaty | 2021/08/25 06:40 | Zhibek Kulambayeva v Daria Zelinskaya | 6-3,6-4 |
| ITF - W25 Almaty | 2021/08/24 07:00 | Daria Zelinskaya v Stanislava Bobrovnikova | 6-2,6-2 |
| ITF - W15 Monastir | 2021/08/10 08:30 | Daria Zelinskaya v Margaux Komano | 6-3,1-6,7-10 |
| ITF - W15 Giza | 2021/12/30 11:45 | Iuliia Nikitina v Sapfo Sakellaridi | 1-6,1-6 |
| ITF - W15 Giza | 2021/12/29 14:25 | Vladlena Bokova v Iuliia Nikitina | 5-7,5-7 |
| ITF - W15 Giza | 2021/12/22 10:50 | Iuliia Nikitina v Chihiro Takayama | 4-6,0-6 |
| ITF - W15 Antalya | 2021/12/01 07:50 | Iuliia Nikitina v Tamara Curovic | 3-6,4-6 |
| ITF - W15 Antalya | 2021/11/30 10:45 | Iuliia Nikitina v Krystyna Pochtovyk | 5-7,6-3,7-10 |
| ITF - W15 Antalya | 2021/11/24 13:05 | Iuliia Nikitina v Anastasia Kovaleva | 6-4,1-6,3-6 |
| ITF - W15 Antalya | 2021/11/16 08:40 | Iuliia Nikitina v Vanda Vargova | 2-6,0-6 |
| ITF - W15 Antalya | 2021/11/15 06:30 | Iuliia Nikitina v Lola Marandel | 6-1,6-3 |