Stadium: Court 6 Round: 27
| ITF Women Stare Splavy | 2017/06/05 16:05 | Vankova, Katerina v Sumova, Diana | 6-1,6-4 |
| ITF Women Ricany | 2018/08/30 08:00 | Vankova, Katerina v Karolina Vlckova | 6-1,6-4 |
| ITF Women Ricany | 2018/08/28 14:00 | Vankova, Katerina v Nicole Gadient | 7-5,6-1 |
| ITF Women Prague Qual | 2018/07/23 10:30 | Tena Lukas v Vankova, Katerina | 6-3,6-2 |
| ITF Women Prague Qual | 2018/07/22 10:30 | Argyelan, Csilla v Vankova, Katerina | 1-6,0-6 |
| ITF Women Vienna | 2018/07/16 11:30 | Arabella Koller v Vankova, Katerina | 1-6,7-6,2-6 |
| ITF Women Prerov | 2018/06/13 12:10 | Vankova, Katerina v Silna, Alexandra | 6-4,7-5 |
| ITF Women Prerov | 2018/06/12 10:45 | Vankova, Katerina v Pokorna, Barbora | 6-3,6-2 |
| ITF Women Stare Splavy | 2018/06/06 09:35 | Pemra Ozgen v Vankova, Katerina | 6-1,6-1 |
| ITF Women Ricany | 2018/08/30 09:15 | Marcelina Podlinska v Sumova, Diana | 2-6,2-6 |
| ITF Women Ricany | 2018/08/28 11:30 | Rittberger, Sabrina v Sumova, Diana | 6-2,4-6,1-6 |
| ITF Women Rotterdam | 2018/08/24 15:05 | Merel Hoedt v Sumova, Diana | 7-5,6-7,6-2 |
| ITF Women Rotterdam | 2018/08/23 15:20 | Yana Morderger v Sumova, Diana | 6-2,4-6,6-7 |
| ITF Women Rotterdam | 2018/08/21 08:00 | Chantal Sauvant v Sumova, Diana | 2-6,6-3,1-6 |
| ITF Women Oldenzaal | 2018/08/14 07:30 | Arianne Hartono v Sumova, Diana | 6-1,6-2 |
| ITF Women Warsaw Qual | 2018/08/06 10:00 | Sumova, Diana v Eidukonyte, Joana | 4-6,4-6 |
| ITF Women Warsaw Qual | 2018/08/05 10:00 | Sumova, Diana v Szmit, Karolina | 6-0,6-3 |