Stadium: Court 2 Round: 62 Ground: Clay
| ITF W15 Antalya | 2021/03/24 06:30 | Dorka Drahota Szabo v Sonja Krtenova | 6-4,6-1 |
| ITF W15 Antalya | 2021/03/22 07:00 | Sonja Krtenova v Anja Wildgruber | 1-6,6-3,10-6 |
| ITF W15 Antalya | 2021/03/21 07:00 | Beloslava Veleva v Sonja Krtenova | 6-7,2-6 |
| ITF W15 Antalya | 2021/03/14 07:00 | Tina Nadine Smith v Sonja Krtenova | 6-4,6-0 |
| ITF W15 Heraklion | 2020/11/15 08:00 | Shavit Kimchi v Sonja Krtenova | 4-6,6-2,11-9 |
| ITF W15 Heraklion | 2020/11/11 12:00 | Sonja Krtenova v Irene Lavino | 4-6,6-7 |
| ITF W15 Heraklion | 2020/11/09 08:00 | Elena-Teodora Cadar v Sonja Krtenova | 4-6,6-4,5-10 |
| ITF W15 Heraklion | 2020/11/01 10:00 | Anja Wildgruber v Sonja Krtenova | 7-5,6-4 |
| ITF W25 Porto | 2020/09/21 10:30 | Xenia Bandurowska v Iveta Dapkute | 5-7,1-6 |
| Polen - National Tour - Kvinner | 2020/07/24 11:45 | Xenia Bandurowska v Zuzanna Krygier | 6-2,6-0 |