| ITF Women Ismaning | 2016/10/18 10:20 | Anna Klasen v Hering, Katharina | 6-3,6-3 |
| German Premier League Women | 2020/07/28 11:50 | Luisa Meyer Auf Der Heide v Hering, Katharina | 1-6,4-6 |
| German Premier League Women | 2020/07/27 08:00 | Ponomar, Lisa v Hering, Katharina | 2-6,6-4,6-4 |
| DTB German Pro Series Women | 2020/07/03 08:30 | Hering, Katharina v Vivian Wolff | 6-2,7-5 |
| DTB German Pro Series Women | 2020/07/02 11:45 | Hering, Katharina v Joelle Lilly Sophie Steur | 7-6,7-6 |
| DTB German Pro Series Women | 2020/07/01 10:45 | Schultheiss, Carmen v Hering, Katharina | 3-6,6-4,3-6 |
| DTB German Pro Series Women | 2020/06/30 10:40 | Ponomar, Lisa v Hering, Katharina | 6-2,6-0 |
| ITF W15 Amiens | 2020/03/09 14:00 | Ekani, Irys v Hering, Katharina | 6-4,6-3 |
| ITF W15 Amiens | 2020/03/09 09:25 | Anger, Jenifer v Hering, Katharina | 6-7,6-7 |
| German Premier League Women | 2020/07/28 17:10 | Anna Klasen v Miriam Bulgaru | 4-6,6-0,3-6 |
| German Premier League Women | 2020/07/27 11:15 | Anna Klasen v Yana Morderger | 6-2,6-2 |
| DTB German Pro Series Women | 2020/07/03 08:00 | Anna Klasen v Nicole Rivkin | 6-3,6-3 |
| DTB German Pro Series Women | 2020/07/02 08:55 | Anna Klasen v Nicole Rivkin | 6-3,6-3 |
| DTB German Pro Series Women | 2020/07/01 09:00 | Anna Klasen v Jasmin Jebawy | 6-0,6-2 |
| DTB German Pro Series Women | 2020/06/30 08:00 | Anna Klasen v Angelina Wirges | 6-4,4-6,6-3 |
| ITF - W15 Héraklion | 2020/03/12 10:30 | Anna Klasen v Ardidiacono, Frederica | 7-6,1-6,7-5 |
| ITF - W15 Héraklion | 2020/03/11 10:05 | Tamara Curovic v Anna Klasen | 5-7,0-6 |