Stadium: Clay 3 Round: 26 Ground: Clay
| ITF W25 - Braunschweig - Damedouble | 2019/08/23 15:00 | Klasen/Koelzer v Leykina/Partaud | 2-6,1-6 |
| ITF W25 - Braunschweig - Damedouble | 2019/08/22 16:00 | Klasen/Koelzer v Alves/Appleton | 6-4,6-2 |
| ITF W25 - Braunschweig - Damedouble | 2019/08/20 13:00 | Klasen/Koelzer v Lukacs/Ponomar | 6-7,6-3,10-3 |
| ITF W25 - Leipzig - Damedouble | 2019/08/13 14:55 | Klasen/Koelzer v Lee/Stamatova | 1-6,6-4,4-10 |
| ITF W60 - Hechingen - Damedouble | 2019/08/08 16:15 | Klasen/Koelzer v Bogdan/Paar | 2-6,5-7 |
| ITF W25 - Santa Margherita - Damedouble | 2019/05/02 14:25 | Bains/Bondar v Klasen/Koelzer | 6-3,6-4 |
| ITF Women Braunschweig WD | 2018/08/22 14:20 | Klasen/Koelzer v Brescia/Shinikova | 3-6,5-7 |
| ITF Women Leipzig WD | 2018/08/14 15:45 | Klasen/Koelzer v Dinu/Poznikhirenko | 6-7,3-6 |