Stadium: Court 1 Round: 25
| 2018 Fed Cup | 2018/04/21 08:00 | Valentini Grammatikopoulou v Eleonora Molinaro | 3-6,6-3,4-6 |
| 2018 Fed Cup | 2018/04/20 08:00 | Clara Tauson v Valentini Grammatikopoulou | 7-6,6-7,0-6 |
| 2018 Fed Cup | 2018/04/19 08:00 | Dona Abo Habaga v Valentini Grammatikopoulou | 2-6,3-6 |
| WTA Bogota | 2018/04/12 15:00 | Valentini Grammatikopoulou v Johanna Larsson | 6-4,4-6,4-6 |
| WTA Bogota | 2018/04/11 15:00 | Valentini Grammatikopoulou v Miyu Kato | 5-7,6-4,6-4 |
| WTA Bogota Qual | 2018/04/08 17:15 | Valentini Grammatikopoulou v Irina Khromacheva | 7-6,7-6 |
| WTA Bogota Qual | 2018/04/07 17:15 | Valentini Grammatikopoulou v Tereza Mrdeza | 4-6,6-4,6-3 |
| WTA Monterrey | 2018/04/03 16:00 | Valentini Grammatikopoulou v Jana Fett | 0-6,2-6 |
| ITF Women Khimki Qual | 2018/04/30 07:00 | Ekaterina Kazionova v Angelina Gabueva | 6-4,4-6,2-6 |
| ITF Women Khimki Qual | 2018/04/29 07:30 | Angelina Gabueva v Ekaterina Shalimova | 6-1,2-6,6-3 |
| ITF Women Khimki Qual | 2018/04/28 11:35 | Varvara Kuznetsova v Angelina Gabueva | 2-6,2-6 |
| ITF Women Karshi | 2018/04/25 05:00 | Anastasia Gasanova v Angelina Gabueva | 6-2,6-3 |
| ITF Women Karshi | 2018/04/23 10:10 | Sevil Yuldasheva v Angelina Gabueva | 3-6,3-6 |
| ITF Women Karshi Qual | 2018/04/22 06:20 | Angelina Gabueva v Anna Iakovleva | 6-1,6-1 |
| ITF Women Sharm El Sheikh | 2018/04/12 08:00 | Angelina Gabueva v Eleni Kordolaimi | 3-6,4-6 |
| ITF Women Sharm El Sheikh | 2018/04/11 09:50 | Angelina Gabueva v Barbora Miklova | 6-1,6-4 |