Stadium: Court 28 Round: 26
| ITF Women Warsaw | 2018/08/06 16:00 | Poznikhirenko, Ganna v Kania, Paula | 6-4,6-4 |
| Hodmezovasarhely, Simples W-WITF-HUN-06A | 2018/06/12 11:05 | Sofya Lansere v Poznikhirenko, Ganna | 3-6,6-4,6-1 |
| ITF Women Brescia | 2018/06/06 10:55 | Jessica Pieri v Poznikhirenko, Ganna | 6-4,6-4 |
| WTA Strasbourg Qual | 2018/05/19 09:00 | Marina Melnikova v Poznikhirenko, Ganna | 6-1,6-4 |
| WTA Strasbourg Qual | 2018/05/18 09:00 | Vitis, Wallis v Poznikhirenko, Ganna | 3-6,2-6 |
| Tbilisi, Singles W-WITF-GEO-01A | 2018/05/02 12:30 | Rosca, Andreea Amalia v Poznikhirenko, Ganna | 0-6,6-2,6-3 |
| Tbilisi, Singles W-WITF-GEO-01A | 2018/05/01 06:00 | Estelle Cascino v Poznikhirenko, Ganna | 4-6,4-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/27 14:30 | Pemra Ozgen v Poznikhirenko, Ganna | 6-0,6-4 |
| ITF Women Warsaw | 2018/08/07 10:00 | Wira, Klaudia v Yudanov, Marina | 0-6,2-6 |
| ITF Women Warsaw Qual | 2018/08/06 10:00 | Yudanov, Marina v Laura Svatikova | 6-4,6-3 |
| ITF Women Warsaw Qual | 2018/08/05 13:00 | Yudanov, Marina v Triebe, Juliane | 6-2,6-4 |
| ITF Women Warsaw Qual | 2018/08/04 10:00 | Yudanov, Marina v Forys, Weronika Jasmina | 6-1,6-2 |
| ITF Women Tampere | 2018/07/26 10:30 | Orpana, Oona v Yudanov, Marina | 7-6,6-4 |
| ITF Women Tampere | 2018/07/24 07:00 | Vikhrianova, Elina v Yudanov, Marina | 1-6,1-6 |
| ITF Women Darmstadt | 2018/07/18 11:15 | Kennel, Karin v Yudanov, Marina | 6-4,5-7,6-3 |
| ITF Women Darmstadt Qual | 2018/07/15 13:00 | Helene Pellicano v Yudanov, Marina | 7-5,6-7,0-6 |