Stadium: Court 2 Round: 26 Ground: Clay
| ITF Women Moscow | 2018/02/28 08:35 | Sofya Lansere v Polina Leykina | 6-7,6-3,7-5 |
| ITF W25 Vrnjacka Banja | 2021/08/18 07:30 | Sofya Lansere v Polina Bakhmutkina | 3-6,7-5,6-1 |
| ITF W60 Nur-Sultan | 2021/07/14 11:55 | Sofya Lansere v Iryna Shymanovich | 2-6,4-6 |
| ITF W25 Nur-Sultan | 2021/07/07 05:30 | Anna Siskova v Sofya Lansere | 7-5,6-3 |
| ITF W25 Porto | 2021/06/24 14:10 | Sofya Lansere v Maria G Carrasco | 3-6,5-7 |
| ITF W25 Porto | 2021/06/22 14:30 | Sofya Lansere v Maria Ines Fonte | 6-1,6-0 |
| ITF W25 Figueira Da Foz | 2021/06/15 10:25 | Sofya Lansere v Eri Hozumi | 3-6,1-6 |
| ITF W25 Kazan | 2021/06/02 10:35 | Sofya Lansere v Vlada Koval | 4-6,4-6 |
| ITF W25 Otocec -nők | 2021/05/26 08:00 | Ziva Falkner v Sofya Lansere | 6-4,6-1 |
| ITF W25 Vrnjacka Banja | 2021/08/18 15:00 | Aneta Laboutkova v Polina Leykina | 3-6,7-5,2-6 |
| ITF W15 Bratislava | 2021/08/11 11:00 | Amarissa K Toth v Polina Leykina | 6-3,6-0 |
| ITF W25 Telavi | 2021/07/20 06:00 | Marine Partaud v Polina Leykina | 2-6,6-2,6-1 |
| ITF W25 Telavi | 2021/07/13 06:30 | Polina Bakhmutkina v Polina Leykina | 6-3,6-3 |
| ITF W60 Montpellier | 2021/06/28 11:00 | Polina Leykina v Dalila Spiteri | 3-6,2-6 |
| ITF W60 Montpellier | 2021/06/27 11:45 | Polina Leykina v Jasmin Jebawy | 6-1,6-4 |
| ITF W25 Perigueux | 2021/06/24 08:00 | Polina Leykina v Anna Siskova | 2-6,3-6 |
| ITF W25 Perigueux | 2021/06/21 11:20 | Polina Leykina v Amandine Monnot | 6-2,6-3 |