| Country | Germany  |
|
| Birthday | 18 Jan 1988 | |
| Age | 37 | |
| Higest Rank | 1 (Sep 12,2016) | |
| Prize Money | $ 32,519,180 |
Titles: 14
ITF: 112022
7-6(5) 6-7(0) 7-6(5)2021
- Bad Homburg
- -dft. K.Siniakova
-
6-3 6-2
- June
2016
- U.S. Open
- -dft. K.Pliskova
- 6-3 4-6 6-4
- August
- Stuttgart
- -dft. L.Siegemund
- 6-4 6-0
- April
2015
- Stanford
- -dft. K.Pliskova
- 6-3 5-7 6-4
- August
- Stuttgart
- -dft. C.Wozniacki
- 3-6 6-1 7-5
- April
- Charleston
- -dft. M.Keys
- 6-2 4-6 7-5
- April
2013
- Linz
- -dft. A.Ivanovic
- 6-4 7-6(6)
- October
2012
- Copenhagen
- -dft. C.Wozniacki
- 6-4 6-4
- April
- Paris
- -dft. M.Bartoli
- 7-6(3) 5-7 6-3
- February
2009
- Pozoblanco
- -dft. K.Kucova
- 6-3 6-4
- June
2008
2007
2006
- Glasgow
- -dft. K.Flipkens
- 6-4 6-2
- October
- Jersey
- -dft. I.Pavlovic
- 6-0 6-4
- October
2004
- Opole
- -dft. E.Tatarkova
- 6-2 6-2
- November
Finals: 19
2019
- Eastbourne
- -dft. K.Pliskova
- 6-1 6-4
- June
2017
2016
- WTA Finals
- -dft. D.Cibulkova
- 6-3 6-4
- October
- Cincinnati
- -dft. K.Pliskova
- 6-3 6-1
- August
- Wimbledon
- -dft. S.Williams
- 7-5 6-3
- June
- Brisbane
- -dft. V.Azarenka
- 6-3 6-1
- January
2015
2014
- Stanford
- -dft. S.Williams
- 7-6(1) 6-3
- July
- Eastbourne
- -dft. M.Keys
- 6-3 3-6 7-5
- June
- Sydney
- -dft. T.Pironkova
- 6-4 6-4
- January
2013
- Tokyo
- -dft. P.Kvitova
- 6-2 0-6 6-3
- September
2012
- Cincinnati
- -dft. N.Li
- 1-6 6-3 6-1
- August
- Eastbourne
- -dft. T.Paszek
- 5-7 6-3 7-5
- June
2011
- Nassau
- -dft. A.Yakimova
- 6-3 6-2
- March
2010
- Bogota
- -dft. M.Duque-Marino
- 6-4 6-3
- February
2007
- Monzon
- -dft. L.Osterloh
- 6-3 7-6(4)
- May
- Palm Desert
- -dft. J.Ditty
- 6-1 6-0
- January
2006
- Prerov
- -dft. A.Keothavong
- 6-4 7-5
- November
2005
- Monzon
- -dft. O.Antypina
- 6-3 6-3
- May
2004