Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Bad Waltersdorf | 2021/08/27 09:25 | Yeon Woo Ku v Katarina Kuzmova | 6-2,4-6,7-6 |
| ITF W15 Bad Waltersdorf | 2021/08/26 08:35 | Katarina Kuzmova v Caijsa W Hennemann | 6-4,3-6,6-4 |
| ITF W15 Bad Waltersdorf | 2021/08/25 12:05 | Tamara Kostic v Katarina Kuzmova | 5-7,4-6 |
| ITF W15 Warmbad-Villach | 2021/08/20 08:55 | Katarina Kuzmova v Yeon Woo Ku | 0-6,3-6 |
| ITF W15 Warmbad-Villach | 2021/08/19 08:00 | Romana Cisovska v Katarina Kuzmova | 1-6,6-2,6-7 |
| ITF W15 Warmbad-Villach | 2021/08/18 10:45 | Naima Karamoko v Katarina Kuzmova | 6-3,1-6,1-6 |
| ITF W15 Bratislava | 2021/08/11 08:00 | Katarina Kuzmova v Elena Malygina | 2-6,2-6 |
| ITF W15 Prokuplje | 2021/07/06 09:00 | Victoria Mboko v Katarina Kuzmova | 6-2,5-7,6-1 |