| ITF Women Essen | 2017/06/05 09:00 | Katharina Gerlach v Franziska Kommer | 6-1,6-3 |
| ITF Women Essen | 2017/06/05 09:00 | Katharina Gerlach v Justine Pysson | 2-6,6-3,6-3 |
| WTA Nurnberg | 2017/05/23 10:05 | Kiki Bertens v Katharina Gerlach | 6-2,6-1 |
| ITF Women Wiesbaden | 2017/05/05 08:45 | Petra Martic v Katharina Gerlach | 7-5,6-0 |
| ITF Women Wiesbaden | 2017/05/03 09:55 | Katharina Gerlach v Kathleen Kanev | 6-0,6-2 |
| ITF Women Wiesbaden | 2017/05/02 13:00 | Laura Schaeder v Katharina Gerlach | 1-6,4-6 |
| ITF Women Wiesbaden | 2017/05/02 07:30 | Sabrina Rittberger v Katharina Gerlach | 1-6,4-6 |
| WTA Stuttgart Qual | 2017/04/22 12:25 | Lesley Pattinama Kerkhove v Katharina Gerlach | 7-5,6-4 |
| ITF Women Essen | 2017/06/05 12:30 | Marina Kachar v Svetlana Iansitova | 7-6,6-0 |
| ITF Women Essen | 2017/06/05 09:00 | Marina Kachar v Arianne Hartono | 6-4,6-2 |
| ITF Women Antalya | 2017/03/21 07:00 | Marina Kachar v Gabriela Pantuckova | 5-7,0-6 |
| ITF Women Antalya | 2017/03/16 08:35 | Sofia Shapatava v Marina Kachar | 6-4,6-4 |
| ITF Women Antalya | 2017/03/14 08:40 | Ekin Ercetin v Marina Kachar | 0-6,0-6 |
| ITF Women Antalya | 2017/03/07 09:35 | Marina Kachar v Maryna Chernyshova | 6-4,2-6,3-6 |
| ITF Women Podgorica Qual | 2016/09/18 10:50 | Agnes Bukta v Marina Kachar | 4-6,7-6,7-6 |
| ITF Women Podgorica Qual | 2016/09/18 01:04 | Agnes Bukta v Marina Kachar | 4-6,7-6,7-6 |