Stadium: COURT 1 Round: 27 Ground: Hardcourt outdoor
| ITF W25 Kazan | 2019/03/14 09:30 | Sofya Lansere v Rosca, Ioana Loredana | 6-3,4-6,6-4 |
| ITF W25 Kazan | 2019/03/13 09:35 | Arina Rodionova v Sofya Lansere | 1-6,4-6 |
| ITF W25 Kazan | 2019/03/11 09:30 | Dalila Spiteri v Sofya Lansere | 5-7,6-4,1-10 |
| Moscou, Simples W-ITF-RUS-02A | 2019/02/27 10:50 | Sofya Lansere v Doroshina, Olga | 6-7,3-6 |
| ITF W25 Altenkirchen | 2019/02/18 18:10 | Berfu Cengiz v Sofya Lansere | 6-3,6-3 |
| ITF W25 Altenkirchen | 2019/02/18 14:55 | Reinhardt, Erika v Sofya Lansere | 0-6,1-6 |
| ITF W25 Kazan | 2019/01/22 11:25 | Frolova, Anastasia v Sofya Lansere | 6-1,6-3 |
| WTA Moscow | 2018/10/14 09:00 | Vera Zvonareva v Sofya Lansere | 6-3,6-0 |
| ITF W25 Kazan | 2019/03/14 09:30 | Ianchuk, Olga v Hatouka, Yuliya | 6-4,6-3 |
| ITF W25 Kazan | 2019/03/13 10:15 | Ianchuk, Olga v Freya Christie | 7-6,2-6,6-1 |
| Moscou, Simples W-ITF-RUS-02A | 2019/02/26 09:10 | Ianchuk, Olga v Samsonova, Liudmila | 2-6,5-7 |
| Shrewsbury, Simples W-ITF-GBR-02A | 2019/02/11 12:25 | Burrage, Jodie Anna v Ianchuk, Olga | 6-3,6-1 |
| ITF Women Minsk | 2018/11/07 07:30 | Ianchuk, Olga v Berfu Cengiz | 2-6,1-6 |
| ITF Women Minsk | 2018/11/06 09:25 | Ianchuk, Olga v Aliona Falei | 6-4,7-5 |
| Istanbul, Singles W-WITF-TUR-28B | 2018/10/23 07:00 | Ianchuk, Olga v Ipek Oz | 7-5,3-6,1-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/10/10 13:55 | Ianchuk, Olga v Urzhumova, Valeriya | 3-6,0-6 |