Round: 25 Ground: Clay
| ITF - Heraklion W15 | 2019/05/21 07:00 | Viktoriia Kalinina v Valentina Ivanov | 2-6,5-7 |
| ITF - Shymkent W15 | 2019/04/17 04:00 | Viktoriia Kalinina v Zhibek Kulambayeva | 6-7,3-6 |
| ITF - Shymkent W15 | 2019/04/16 04:35 | Viktoriia Kalinina v Maria Toma | 6-4,6-2 |
| ITF - Shymkent W15 | 2019/04/15 05:25 | Viktoriia Kalinina v Stanislava Bobrovnikova | 6-1,6-4 |
| ITF - Shymkent W15 | 2019/04/11 03:30 | Gozal Ainitdinova v Viktoriia Kalinina | 7-5,6-1 |
| ITF - Shymkent W15 | 2019/04/10 07:00 | Viktoriia Kalinina v Kamilia Shailina | 7-5,6-3 |
| ITF - Shymkent W15 | 2019/02/19 05:00 | Viktoriia Kalinina v Kseniya Yersh | 6-7,6-2,5-10 |
| ITF - Shymkent W15 | 2019/02/18 06:00 | Viktoriia Kalinina v Anastasiia Poplavska | 2-6,7-6,11-9 |
| ITF - Heraklion W15 | 2019/05/20 07:00 | Natalia Nikolopoulou v Elena Gemovic | 3-6,3-6 |
| ITF W15 Williamsburg | 2019/05/06 14:00 | Natalia Nikolopoulou v Vanessa Ong | 2-6,1-6 |
| ITF Women Cairo | 2018/05/09 11:35 | Natalia Nikolopoulou v Nermeen Shawky | 4-6,2-6 |
| ITF Women Tbilisi Qual | 2018/04/30 09:00 | Natalia Nikolopoulou v Bojana Jovanovski Petrovic | 3-6,1-6 |
| ITF Women Tbilisi Qual | 2018/04/28 09:30 | Alexandra Riley v Natalia Nikolopoulou | 4-6,5-7 |
| ITF Women Heraklion | 2018/03/26 07:00 | Anna Siskova v Natalia Nikolopoulou | 6-7,6-4,6-3 |
| ITF Women Heraklion | 2018/03/25 10:00 | Maria Zotova v Natalia Nikolopoulou | 2-6,4-6 |
| ITF Women Heraklion | 2018/03/11 11:00 | Federica Prati v Natalia Nikolopoulou | 6-0,6-1 |