Stadium: C Round: 25
| WTA Strasbourg Qual | 2018/05/18 11:55 | Jessica Pieri v Diana Marcinkevica | 3-6,7-5,6-3 |
| ITF Women Saint Gaudens | 2018/05/17 10:20 | Jessica Pieri v Arantxa Rus | 7-6,1-6,0-6 |
| ITF Women Saint Gaudens | 2018/05/16 11:00 | Jessica Pieri v Margot Yerolymos | 6-3,6-2 |
| WTA Lugano Qual | 2018/04/09 12:45 | Danka Kovinic v Jessica Pieri | 6-1,6-2 |
| WTA Lugano Qual | 2018/04/08 09:00 | Jessica Pieri v Deborah Chiesa | 4-6,6-2,6-4 |
| ITF Women Santa Margherita | 2018/04/03 18:20 | Chantal Skamlova v Jessica Pieri | 7-6,2-6,7-5 |
| ITF Women Santa Margherita | 2018/03/28 18:45 | Anastasia Grymalska v Jessica Pieri | 6-4,7-6 |
| ITF Women Zhuhai Qual | 2018/03/06 02:00 | Jessica Pieri v Shuo Feng | 6-0,6-1 |
| WTA Strasbourg Qual | 2018/05/19 09:00 | Marina Melnikova v Ganna Poznikhirenko | 6-1,6-4 |
| WTA Strasbourg Qual | 2018/05/18 09:00 | Wallis Vitis v Ganna Poznikhirenko | 3-6,2-6 |
| ITF Women Tbilisi | 2018/05/02 12:30 | Andreea Amalia Rosca v Ganna Poznikhirenko | 0-6,6-2,6-3 |
| ITF Women Tbilisi | 2018/05/01 06:00 | Estelle Cascino v Ganna Poznikhirenko | 4-6,4-6 |
| ITF Women Obidos | 2018/04/27 14:30 | Pemra Ozgen v Ganna Poznikhirenko | 6-0,6-4 |
| ITF Women Obidos | 2018/04/26 09:30 | Greet Minnen v Ganna Poznikhirenko | 6-3,3-6,1-6 |
| ITF Women Obidos | 2018/04/24 12:35 | An-Sophie Mestach v Ganna Poznikhirenko | 2-6,5-7 |
| ITF Women Obidos | 2018/04/19 09:00 | Ganna Poznikhirenko v Pemra Ozgen | 1-6,6-2,1-6 |