Stadium: Court 5 Round: 62 Ground: Clay
| ITF W25 Vienna | 2021/08/29 10:00 | Sylvie Zund v Adrienn Nagy | 1-6,0-6 |
| ITF W15 Bad Waltersdorf | 2021/08/22 11:30 | Flaminia Scara v Sylvie Zund | 6-2,5-7,10-8 |
| ITF W15 Warmbad-Villach | 2021/08/16 12:30 | Jennifer Ruggeri v Sylvie Zund | 6-3,6-2 |
| ITF W15 Bratislava | 2021/08/10 09:00 | Naima Karamoko v Sylvie Zund | 6-2,2-6,10-1 |
| ITF W15 Bratislava | 2021/08/09 09:00 | Sylvie Zund v Michaela Honcova | 7-5,6-1 |
| ITF W15 Frederiksberg | 2021/08/02 10:35 | Sylvie Zund v Anika Jaskova | 4-6,5-7 |
| ITF W15 Frederiksberg | 2021/08/01 09:00 | Denisa Hindova v Sylvie Zund | 6-3,3-6,8-10 |
| ITF W15 Vejle | 2021/07/26 09:55 | Vanessa Ersoz v Sylvie Zund | 7-5,6-3 |
| ITF W15 Antalya | 2021/11/22 09:00 | Yara Abed v Klara Ondrejcekova | 2-6,3-6 |
| ITF W15 Antalya | 2021/11/15 06:30 | Victoria Gomez v Klara Ondrejcekova | 1-6,6-4,10-3 |
| ITF W15 Antalya | 2021/11/08 07:00 | Klara Ondrejcekova v Vasilisa Belonog | 6-3,3-6,3-10 |
| ITF W25 Jablonec nad Nisou | 2021/09/13 08:00 | Klara Ondrejcekova v Zeynep Sonmez | 0-6,1-6 |
| ITF Women Varna | 2021/09/05 13:00 | Klara Ondrejcekova v Ana Mukic | 2-6,4-6 |
| ITF W15 Bad Waltersdorf | 2021/08/23 07:00 | Giulia Carbonaro v Klara Ondrejcekova | 6-7,6-1,10-5 |
| ITF W15 Antalya | 2021/06/08 07:00 | Ivania Martinich v Klara Ondrejcekova | 6-0,6-0 |
| ITF W15 Antalya | 2021/06/07 07:00 | Daria Zelinskaya v Klara Ondrejcekova | 6-4,3-6,3-10 |