The 2014 Western & Southern Open (the Cincinnati Masters) was a men's and women's tennis tournament that was played on outdoor hard courts August 11–17, 2014. It was part of the ATP World Tour Masters 1000 of the 2014 ATP World Tour and of the WTA Premier 5 tournaments of the 2014 WTA Tour. The 2014 tournament was the men's 113th edition and the women's 86th edition of the Cincinnati Masters. The tournament is held annually at the Lindner Family Tennis Center in Mason, Ohio (a suburb of Cincinnati), United States.

Rafael Nadal and Victoria Azarenka were the defending champions, but both had to withdraw from the tournament due to injuries.

The following players received wild cards into the main singles draw:

The following player used protected ranking to gain entry into the singles main draw:

The following players received entry from the singles qualifying draw:

The following player received entry as a lucky loser:

The following pairs received wildcards into the doubles main draw:

The following pair received entry as alternates:

The following players received wild cards into the main singles draw:

The following player used protected ranking to gain entry into the singles main draw:

The following players received entry from the singles qualifying draw:

The following player received entry as a lucky loser: