Stadium: Court 3 Round: 26 Ground: Clay
| ITF W15 Melilla | 2021/09/14 15:05 | Claudia Martinez de Velasco v Franziska Sziedat | 7-6,0-6,6-4 |
| ITF W15 Don Benito | 2021/07/20 11:05 | Tamara Kostic v Claudia Martinez de Velasco | 6-2,6-3 |
| ITF W15 Don Benito | 2021/07/19 07:00 | Claudia Martinez de Velasco v Angela Juarez Blanco | 6-1,6-3 |
| ITF W25 Madrid | 2021/06/13 12:00 | Lidia Moreno Arias v Claudia Martinez de Velasco | 6-2,3-6,10-6 |
| ITF W15 Madrid | 2020/12/06 13:00 | Claudia Martinez de Velasco v Chiara Girelli | 3-6,1-6 |
| ITF W15 Melilla | 2021/09/14 11:50 | Elena Jamshidi v Yeon Woo Ku | 2-6,0-6 |
| ITF W15 Aix-en-Provence | 2021/09/02 09:40 | Emeline Dartron v Yeon Woo Ku | 5-7,7-6,6-4 |
| ITF W15 Bad Waltersdorf | 2021/08/28 08:00 | Yeon Woo Ku v Antonia Ruzic | 0-6,3-6 |
| ITF W15 Bad Waltersdorf | 2021/08/27 09:25 | Yeon Woo Ku v Katarina Kuzmova | 6-2,4-6,7-6 |
| ITF W15 Bad Waltersdorf | 2021/08/26 07:00 | Manca Pislak v Yeon Woo Ku | 5-7,3-6 |
| ITF W15 Bad Waltersdorf | 2021/08/24 11:45 | Eri Shimizu v Yeon Woo Ku | 4-6,6-2,4-6 |
| ITF W15 Warmbad-Villach | 2021/08/21 09:00 | Yeon Woo Ku v Pia Lovric | 2-6,6-3,0-6 |
| ITF W15 Warmbad-Villach | 2021/08/20 08:55 | Katarina Kuzmova v Yeon Woo Ku | 0-6,3-6 |