Serena Williams successfully defended her title by defeating Maria Sharapova in the final, 6–1, 6–4.
The 2013 Western and Southern Open was a 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 and the 85th of the Cincinnati Masters. The tournament is held annually at the Lindner Family Tennis Center in Mason, Ohio.
Ekaterina Makarova and Elena Vesnina were the defending champions, but Makarova withdrew due to injury. Vesnina was scheduled to partner with Marina Erakovic, but Erakovic withdrew before the first round for personal reasons.
Cara Black and Sania Mirza won the title, defeating Vera Dushevina and Arantxa Parra Santonja in the final, 6–2, 6–2.
Heather Watson was the defending champion, but she lost in the first round to Monica Puig.
Samantha Stosur won the title for the second time, defeating Eugenie Bouchard in the final, 3-6, 7-5, 6-2.
Victoria Azarenka was the defending champion, but withdrew because of a right knee injury.
Karolína Plíšková and Kristýna Plíšková were the defending champions, but lost in the first round to Annika Beck and Caroline Garcia.
Raluca Olaru and Anna Tatishvili won the title, defeating Beck and Garcia in the final, 6–2, 6–1.
Tsvetana Pironkova was the defending champion that she had qualified into the main draw, but lost in the semifinals to Petra Kvitová.
Alizé Cornet was the defending champion, but lost to Anna Karolína Schmiedlová in the quarterfinals.
Maria Sharapova was the defending champion but lost to Svetlana Kuznetsova in the semifinals.
Ana Ivanovic was the defending champion, but lost in the second round to Michelle Larcher de Brito.
Angelique Kerber won the title, defeating Karolína Plíšková in the final, 6–7(5–7), 6–3, 7–6(7–4).
Simona Halep was the defending champion, but chose not to participate this year.
Andrea Petkovic was the defending champion, but she chose not to participate this year.
Samantha Stosur won the title, defeating Karin Knapp in the final, 3–6, 7–6(7–3), 6–2.
Karolína Plíšková was the defending champion, but chose to compete in Tokyo instead.
This was the first edition of the event.
Anna Karolína Schmiedlová was the defending champion, but lost in the first round to Pauline Parmentier.
Lesia Tsurenko was the defending champion, but lost in the first round to Sorana Cîrstea.
Elina Svitolina was the defending champion, but chose not to participate this year.
Anna Karolína Schmiedlová was the defending champion, but lost in the first round to Aliaksandra Sasnovich.
Johanna Larsson was the defending champion, but lost in the semifinals to Kateřina Siniaková.
Simona Halep was the two-time defending champion, but lost to Karolína Plíšková in the quarterfinals.
