| UTR Pro Tennis Series Ricany Women | 2021/06/26 12:00 | Krtenova, Sonja v Petruzelova, Marketa | 4-6,1-6 |
| UTR Pro Tennis Series Ricany Women | 2021/06/25 10:00 | Bojana Marinkovic v Krtenova, Sonja | 6-3,6-2 |
| UTR Pro Tennis Series Ricany Women | 2021/06/24 10:30 | Silna, Alexandra v Krtenova, Sonja | 6-4,6-0 |
| UTR Pro Tennis Series Ricany Women | 2021/06/23 08:00 | Alica Rusova v Krtenova, Sonja | 6-3,6-0 |
| UTR Pro Tennis Series Ricany Women | 2021/06/21 12:30 | Noelia Zeballos v Krtenova, Sonja | 0-6,6-1,5-7 |
| ITF W15 Sibenik | 2021/05/16 10:00 | Krtenova, Sonja v Xenia Bandurowska | 3-6,2-6 |
| ITF - W15 Antalya | 2021/03/24 06:30 | Drahota Szabo, Dorka v Krtenova, Sonja | 6-4,6-1 |
| ITF - W15 Antalya | 2021/03/22 07:00 | Krtenova, Sonja v Anja Wildgruber | 1-6,6-3,10-6 |
| ITF - W15 Monastir | 2020/01/27 11:00 | Rossi, Federica v Karolina Vlckova | 6-2,7-5 |
| ITF - W15 Monastir | 2020/01/21 10:45 | Karolina Vlckova v Anna Kubareva | 1-6,3-6 |
| ITF W15 Jablonec nad Nisou | 2019/12/04 14:25 | Karolina Vlckova v Vlkovska, Veronika | 6-3,3-6,4-6 |
| ITF W15 Milovice | 2019/11/27 10:10 | Anastasia Kulikova v Karolina Vlckova | 6-0,6-2 |
| ITF - W15 Sharm El Sheikh | 2019/10/10 11:50 | Karolina Vlckova v Stefania Rogozinska-Dzik | 6-3,0-6,3-6 |
| ITF - W15 Sharm El Sheikh | 2019/10/09 08:00 | Axyanova, Alisa v Karolina Vlckova | 4-6,4-6 |
| ITF - W15 Antalya | 2019/09/30 07:00 | Mert, Aysegul v Karolina Vlckova | 6-3,4-6,10-6 |
| ITF - W15 Antalya | 2019/09/22 10:00 | Jarlskog, Ida v Karolina Vlckova | 6-2,6-2 |