The German switched coaches three times in 2019.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2011 |
Family Circle Cup
|
Championship | Julia Goerges |
6-1
5-7 0-2 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Qatar Total Open
|
1/32 | Maria Sakkari |
6-4
6-3 |
| 2020 |
Dubai Duty Free Tennis Championships, Qualification
|
1/12 (Special Qual) | Sorana Cirstea |
7-5
4-6 6-7 |
| 2020 |
Dubai Duty Free Tennis Championships, Qualification
|
1/24 (Special Qual) | Julia Goerges |
6-2
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2014 |
Collector Swedish Open, Qualification
|
1/6 (Special Qual) | Anett Kontaveit |
6-4
2-6 6-1 |
| 2014 |
Collector Swedish Open, Qualification
|
1/12 (Special Qual) | Eva Birnerova |
7-5
3-6 6-3 |
| 2014 |
Wimbledon, Qualification WTA
|
1/48 (Special Qual) | Lesia Tsurenko |
6-3
7-6 |
| 2014 |
Roland Garros, Qualification WTA
|
1/48 (Special Qual) | Grace Min |
2-6
3-6 |
