<Table> <Tr> <Th_colspan="2"> 2017 Western & Southern Open </Th> </Tr> <Tr> <Th> Date </Th> <Td> August 14--20 </Td> </Tr> <Tr> <Th> Edition </Th> <Td> 116th (men) / 89th (women) </Td> </Tr> <Tr> <Th> </Th> <Td> ATP World Tour Masters 1000 (men) WTA Premier 5 (women) </Td> </Tr> <Tr> <Th> Surface </Th> <Td> Hard </Td> </Tr> <Tr> <Th> Location </Th> <Td> Cincinnati, Ohio, United States </Td> </Tr> <Tr> <Th> Venue </Th> <Td> Lindner Family Tennis Center </Td> </Tr> <Tr> <Th_colspan="2"> Champions </Th> </Tr> <Tr> <Th_colspan="2"> Men's Singles </Th> </Tr> <Tr> <Td_colspan="2"> Grigor Dimitrov </Td> </Tr> <Tr> <Th_colspan="2"> Women's Singles </Th> </Tr> <Tr> <Td_colspan="2"> Garbiñe Muguruza </Td> </Tr> <Tr> <Th_colspan="2"> Men's Doubles </Th> </Tr> <Tr> <Td_colspan="2"> Pierre - Hugues Herbert / Nicolas Mahut </Td> </Tr> <Tr> <Th_colspan="2"> Women's Doubles </Th> </Tr> <Tr> <Td_colspan="2"> Chan Yung - jan / Martina Hingis </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> ← 2016 </Td> <Td> Western & Southern Open </Td> <Td> 2018 → </Td> </Tr> </Table> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> 2017 Western & Southern Open </Th> </Tr>

Who won the women's singles in the cincinnati open tennis tournament
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