![2017 Western & Southern Open – Women's singles 2017 Western & Southern Open – Women's singles](/modules/owlapps_apps/img/nopic.jpg)
Garbiñe Muguruza defeated Simona Halep in the final, 6–1, 6–0 to win the women's singles tennis title at the 2017 Cincinnati Masters. By losing in the final, Halep failed to take advantage of her third opportunity in 2017 to take over the WTA No. 1 singles ranking when the top ranking was only one match win away.
Karolína Plíšková was the defending champion, but lost in the semifinals to Muguruza.
The top eight seeds received a bye into the second round.
Click on the seed number of a player to go to their draw section.
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