Cincinnati Premier 5 round of sixteen

Cincinnati Premier 5 round of sixteen.

Western & Southern Open - a WTA Premier 5 category tournament, on Hard, Deco-Turf, in Cincinnati, Ohio, USA, 12-18 August 2019.

Defending champion:

Kiki Bertens who defeated Simona Halep (1) 2-6 7-6(6) 6-2

Round of sixteen results 

- Ash Barty (1) defeated Anett Kontaveit 4-6 7-5 7-5

- Maria Sakkari defeated Aryna Sabalenka (9) 6-7(4) 6-4 6-4

- Karolina Pliskova (3) defeated qualifier Rebecca Peterson 7-5 6-4

- Wildcard Sveta Kuznetsova defeated Sloane Stephens (8) 6-1 6-2

- Venus Williams defeated Donna Vekic 2-6 6-3 6-3

- Madison Keys (16) defeated Simona Halep (4) 6-1 3-6 7-5

- Sofia Kenin defeated Elina Svitolina (7) 6-3 7-6(3)

- Naomi Osaka (2) defeated Hsieh Su-Wei 7-6(3) 5-7 6-2

Quarter final match ups 

Ash Barty (1) v Maria Sakkari 

Karolina Pliskova (3) v wildcard Sveta Kuznetsova 

Venus Williams v Madison Keys (16)

Sofia Kenin v Naomi Osaka (2)