| WTA Guadalajara WD | 10/19 18:00 | 25 | Kostyuk/Martincova v Krawczyk/Schuurs | 3-6,6-3,6-10 | |
| WTA Portoroz WD | 09/18 13:30 | 29 | Kostyuk/Martincova v Bucsa/Mihalikova | 6-4,6-0 | |
| WTA Portoroz WD | 09/16 15:05 | 28 | Dart/Panova v Kostyuk/Martincova | 6-4,2-6,6-10 | |
| WTA Portoroz WD | 09/14 14:30 | 27 | Alexandrova/Heisen v Kostyuk/Martincova | 4-6,6-7 | |
| WTA Portoroz WD | 09/14 08:00 | 26 | Kostyuk/Martincova v Bogdan/Ruse | Walkover | |
| Wimbledon Women WD | 07/01 10:00 | 25 | Dabrowski/Olmos v Kostyuk/Martincova | 7-5,3-6,6-3 | |
| Wimbledon Women WD | 06/29 18:15 | 24 | Kostyuk/Martincova v Brengle/Davis | 6-3,6-4 |