Stadium: MTA 24 Round: 62 Ground: Clay
| ITF W25 Milovice | 2021/11/21 13:00 | Arina Gabriela Vasilescu v Shavit Kimchi | 4-6,6-7 |
| UTR Pro Tennis Series Zadar Women | 2021/11/20 09:00 | Arina Gabriela Vasilescu v Mia Ristic | 6-3,6-2 |
| UTR Pro Tennis Series Zadar Women | 2021/11/19 09:00 | Nevena Sokovic v Arina Gabriela Vasilescu | 5-7,1-5 |
| UTR Pro Tennis Series Zadar Women | 2021/11/18 13:30 | Nastja Kolar v Arina Gabriela Vasilescu | 6-2,1-6,4-6 |
| UTR Pro Tennis Series Zadar Women | 2021/11/17 17:50 | Ema Bolebruchova v Arina Gabriela Vasilescu | 0-6,2-6 |
| UTR Pro Tennis Series Zadar Women | 2021/11/17 14:30 | Leticia Tarocco v Arina Gabriela Vasilescu | 2-6,6-6 |
| ITF W15 Heraklion | 2021/11/11 10:35 | Sofia Rocchetti v Arina Gabriela Vasilescu | 7-5,6-4 |
| ITF W15 Heraklion | 2021/11/10 07:00 | Ginevra Montebruno v Arina Gabriela Vasilescu | 3-6,0-6 |
| ITF W15 Antalya | 2021/11/29 06:00 | Andreea Alexandra Lila v Klara Ondrejcekova | 6-7,6-2,7-10 |
| ITF W15 Antalya | 2021/11/23 08:05 | Sylvie Zund v Klara Ondrejcekova | 6-3,6-1 |
| 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 |