2013 Western & Southern Open

2013 Western & Southern Open
DateAugust 12–18
Edition112th (men) / 85th (women)
CategoryATP World Tour Masters 1000 (men)
WTA Premier 5 (women)
SurfaceHard
LocationMason, Ohio, United States
VenueLindner Family Tennis Center
Champions
Men's singles
Rafael Nadal
Women's singles
Victoria Azarenka
Men's doubles
Bob Bryan / Mike Bryan
Women's doubles
Hsieh Su-wei / Peng Shuai

The 2013 Western and Southern Open was a men's and women's tennis tournament played on outdoor hard courts August 12–18, 2013. It was part of the ATP World Tour Masters 1000 of the 2013 ATP World Tour, and of the WTA Premier 5 tournaments of the 2013 WTA Tour. The 2013 tournament was the 112th edition (for the men) and the 85th (for the women) of the Cincinnati Masters. The tournament is held annually at the Lindner Family Tennis Center in Mason (a suburb of Cincinnati), Ohio, United States.

The tournament singles champions were: men's, Rafael Nadal; women's, Victoria Azarenka. This was also the last tournament for reigning Wimbledon champion Marion Bartoli.