Stadium: Court 2 Round: 25 Ground: Clay
| ITF Women Leipzig | 2017/08/17 10:00 | Richel Hogenkamp v Katharina Gerlach | 6-2,7-6 |
| WTA Prague | 2020/08/31 13:00 | Bibiane Schoofs v Katharina Gerlach | 6-2,6-0 |
| WTA Prague | 2020/08/29 10:35 | Katharina Gerlach v Denisa Satralova | 6-2,6-1 |
| DTB German Pro Series Women | 2020/07/18 12:30 | Katharina Gerlach v Nastasja Schunk | 1-6,4-6 |
| DTB German Pro Series Women | 2020/07/17 12:30 | Laura Siegemund v Katharina Gerlach | 7-5,6-0 |
| DTB German Pro Series Women | 2020/07/16 15:40 | Katharina Gerlach v Jule Niemeier | 6-2,6-1 |
| DTB German Pro Series Women | 2020/07/15 15:45 | Katharina Gerlach v Lisa Ponomar | 7-5,6-1 |
| DTB German Pro Series Women | 2020/07/03 14:20 | Nastasja Schunk v Katharina Gerlach | 3-6,2-6 |
| DTB German Pro Series Women | 2020/07/02 16:30 | Katharina Gerlach v Jana Hecking | 6-0,6-1 |
| ITF W25 Prague | 2020/09/09 09:45 | Richel Hogenkamp v Jesika Maleckova | 1-6,2-6 |
| WTA Prague | 2020/08/31 15:00 | Lara Salden v Richel Hogenkamp | 6-4,6-7,6-2 |
| WTA Prague | 2020/08/29 10:15 | Richel Hogenkamp v Chloe Paquet | 1-6,6-1,7-6 |
| German Premier League Women | 2020/08/07 07:30 | Richel Hogenkamp v Yana Morderger | 5-7,6-1,6-4 |
| German Premier League Women | 2020/08/06 09:30 | Richel Hogenkamp v Kathleen Kanev | 6-1,6-0 |
| German Premier League Women | 2020/08/05 15:20 | Richel Hogenkamp v Romy Koelzer | 6-2,6-4 |
| German Premier League Women | 2020/08/04 07:30 | Richel Hogenkamp v Oana Gavrila | 6-4,6-1 |
| German Premier League Women | 2020/08/03 13:00 | Katharina Hering v Richel Hogenkamp | 6-3,0-6,2-6 |