Stadium: Court 3 Round: 26 Ground: Hardcourt indoor
| ITF W15 Kazan | 2021/11/24 07:00 | Ekaterina Reyngold v Ekaterina Khayrutdinova | 6-2,2-6,6-4 |
| ITF W25 Karaganda | 2021/10/28 05:50 | Nigina Abduraimova v Ekaterina Reyngold | 7-5,6-1 |
| ITF W25 Karaganda | 2021/10/27 10:20 | Ekaterina Reyngold v Yekaterina Dmitrichenko | 5-7,7-6,6-2 |
| ITF W25 Karaganda | 2021/10/26 04:50 | Ekaterina Reyngold v Larisa Bekmetova | 6-1,6-0 |
| ITF W25 Karaganda | 2021/10/25 07:20 | Ekaterina Reyngold v Alexandra Daradur | 6-0,6-0 |
| ITF W25 Karaganda | 2021/10/22 05:00 | Ekaterina Reyngold v Ekaterina Makarova | 1-6,6-2,6-7 |
| ITF W25 Karaganda | 2021/10/21 07:10 | Ekaterina Reyngold v Ganna Poznikhirenko | 6-2,6-2 |
| ITF W25 Karaganda | 2021/10/20 05:00 | Shalimar Talbi v Ekaterina Reyngold | 2-6,6-7 |
| ITF W15 Kazan | 2021/11/24 07:00 | Aglaya Fedorova v Polina Iatcenko | 1-6,6-7 |
| ITF W15 Antalya | 2021/10/20 06:55 | Diletta Cherubini v Polina Iatcenko | 6-7,7-5,6-2 |
| ITF W15 Antalya | 2021/10/16 07:00 | Polina Iatcenko v Sonay Kartal | 5-7,3-6 |
| ITF W15 Antalya | 2021/10/15 07:00 | Kajsa Rinaldo Persson v Polina Iatcenko | 6-3,3-6,5-7 |
| ITF W15 Antalya | 2021/10/14 07:00 | Polina Iatcenko v Ilay Yoruk | 4-6,7-5,6-2 |
| ITF W15 Antalya | 2021/10/13 08:50 | Fabienne Kim Degroot v Polina Iatcenko | 2-6,0-6 |
| ITF W15 Monastir | 2021/03/16 10:55 | Jacqueline Cabaj Awad v Polina Iatcenko | 3-6,3-6 |
| ITF W15 Monastir | 2021/03/09 10:35 | Melania Delai v Polina Iatcenko | 7-6,2-6,6-0 |