Stadium: Court 3 Round: 44 Ground: Clay
| 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 |
| ITF W15 Antalya | 2021/06/01 07:00 | Klara Ondrejcekova v Lexington Reed | 5-7,3-6 |
| ITF W15 Antalya | 2021/04/18 07:00 | Evgeniya Burdina v Klara Ondrejcekova | 5-7,6-4,7-10 |
| ITF W15 Antalya | 2021/04/12 09:00 | Ekaterina Shalimova v Klara Ondrejcekova | 6-2,6-1 |
| ITF W15 Antalya | 2021/04/04 06:30 | Klara Ondrejcekova v Judith P Saavedra | 0-6,2-6 |
| ITF W15 Antalya | 2021/03/08 07:00 | Klara Ondrejcekova v Ani Vangelova | 3-6,1-6 |
| ITF W25 Bécs | 2021/08/29 10:00 | Ana Mukic v Dia Evtimova | 2-6,3-6 |
| ITF W15 Banja Luka | 2021/05/30 11:00 | Andjela Lopicic v Ana Mukic | 6-2,6-2 |
| ITF W15 Sibenik | 2021/05/23 12:00 | Ivania Martinich v Ana Mukic | 6-3,6-0 |
| ITF W60 Zagreb | 2021/04/25 10:00 | Ana Mukic v Federica Arcidiacono | 1-6,1-6 |
| ITF W15 Sharm El Sheikh | 2021/02/21 10:30 | Ana Mukic v Isabelle Haverlag | 0-6,1-6 |
| ITF W25 Zagreb | 2020/09/13 12:00 | Ana Mukic v Margarita Ignatjeva | 2-6,2-6 |
| ITF W15 Otocec | 2020/09/01 11:10 | Nicole Fossa Huergo v Ana Mukic | 6-0,6-0 |
| ITF W60 Zagreb | 2019/09/01 07:00 | Ana Mukic v Dia Evtimova | 1-6,1-6 |