Stadium: Court 19 Round: 25 Ground: Hardcourt outdoor
| UTR Pro Tennis Series Barcelona Women | 2021/11/06 09:30 | Kostova, Elitsa v Lantigua de La Nuez, Ana | 6-0,6-1 |
| UTR Pro Tennis Series Barcelona Women | 2021/11/05 09:30 | Krasnova, Daria v Lantigua de La Nuez, Ana | 4-6,6-4,2-5 |
| UTR Pro Tennis Series Barcelona Women | 2021/11/04 08:30 | Victoria G-Barrio v Lantigua de La Nuez, Ana | 1-6,1-5 |
| UTR Pro Tennis Series Barcelona Women | 2021/11/03 08:30 | Elizabeth Jurna v Lantigua de La Nuez, Ana | 2-6,2-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/11/01 12:00 | Patricia U-Rogozoveca v Lantigua de La Nuez, Ana | 0-6,2-6 |
| ITF - W15 Sharm El Sheikh | 2021/10/20 14:50 | Lantigua de La Nuez, Ana v Iveta Dapkute | 3-6,4-6 |
| ITF - W15 Sharm El Sheikh | 2021/10/13 09:25 | Elena-Teodora Cadar v Lantigua de La Nuez, Ana | 6-2,6-2 |
| UTR Pro Tennis Series Barcelona Women | 2021/10/09 07:00 | Rosa Vicens Mas v Lantigua de La Nuez, Ana | 7-5,6-5 |
| ITF W25 Manacor | 2022/01/30 10:30 | Anna Turati v Hering, Katharina | 6-1,6-1 |
| German Championship Women | 2021/12/07 09:00 | Ellen Linsenbolz v Hering, Katharina | 6-2,2-6,6-1 |
| ITF - W15 Monastir | 2021/11/29 11:30 | Sopiko Tsitskishvili v Hering, Katharina | 2-6,6-4,12-10 |
| ITF - W15 Monastir | 2021/11/23 09:00 | Hering, Katharina v Sonay Kartal | 2-6,0-6 |
| ITF W25 Petange | 2021/11/14 11:00 | Hering, Katharina v Eva Vedder | 2-6,1-6 |
| ITF - W15 Monastir | 2021/10/20 10:25 | Hering, Katharina v Crescenzi, Giulia | 1-6,3-6 |
| ITF - W15 Monastir | 2021/10/12 09:45 | Anja Wildgruber v Hering, Katharina | 7-6,6-1 |
| ITF W15 Dijon | 2021/09/14 11:25 | Arina Gabriela Vasilescu v Hering, Katharina | 6-4,6-2 |