Who is the sister of the 2014 US Open Women's Singles tournament winner?
Venus Williams
Serena Williams
Serena Williams
Caroline Wozniacki
Venus Williams
Serena Williams
Venus Williams
Serena Williams
Caroline Wozniacki
Venus Williams
Serena Williams
Victoria Azarenka
Venus Williams
Caroline Wozniacki
Amélie Mauresmo
Serena Williams
Victoria Azarenka
Venus Williams
Justine Henin
Meghann Shaughnessy
Serena Williams
Amélie Mauresmo
Venus Williams
Caroline Wozniacki
Victoria Azarenka
Justine Henin
Venus Williams
Serena Williams
Martina Hingis
Kim Clijsters
Meghann Shaughnessy
Victoria Azarenka
Maria Sharapova
Caroline Wozniacki
Venus Williams
Lindsay Davenport
Serena Williams
Justine Henin
Casey Dellacqua
Victoria Azarenka
Martina Hingis
Meghann Shaughnessy
Maria Sharapova
Kim Clijsters
Venus Williams
Simona Halep
Angelique Kerber
Lindsay Davenport
Caroline Wozniacki
Serena Williams
Justine Henin
Victoria Azarenka
Martina Navratilova
Venus Williams
Meghann Shaughnessy
Maria Sharapova
Martina Hingis
Angelique Kerber
Simona Halep
Lindsay Davenport
Serena Williams
Serena
Jelena Doki
Venus Williams
Victoria Azarenka
Serena van der Merwe
Caroline Wozniacki
Maria Sharapova
Justine Henin
Meghann Shaughnessy
Martina Navratilova
Angelique Kerber
Azarenka
Jelena Dokic
Martina Hingis
Jelena Jankovic
Lindsay Davenport
Serena Williams
Serena Williams, Venus Williams
Serena
Venus Williams
Simona Halep
Victoria Azarenka
Jelena Doki
Serena van der Merwe
Victoria Azarenka.
Maria Sharapova
Angelique Kerber
Caroline Wozniacki
Justine Henin
Lindsay Davenport
Martina Navratilova
Azarenka
Venus Williams
Serena Williams
Serena
Martina Hingis
Serena Williams, Venus Williams
Jelena Dokic
Jelena Jankovic
Simona Halep
Victoria Azarenka
Madison Keys
Maria Sharapova
Serena van der Merwe
Victoria Azarenka.
Jelena Doki
Angelique Kerber
Venus Williams
Serena
Lindsay Davenport
Serena Williams
Justine Henin
Martina Hingis
Caroline Wozniacki
Azarenka
Serena Williams, Venus Williams
Madison Keys
Victoria Azarenka
Maria Sharapova
Jelena Dokic
Victoria Azarenka.
Venus Williams
Serena van der Merwe
Simona Halep
Angelique Kerber
Serena
Lindsay Davenport
Jelena Doki
Serena Williams
Alicia Molik
Serena Williams.
Justine Henin
Serena Williams, Venus Williams
Madison Keys
Martina Hingis
Azarenka
Venus Williams
Victoria Azarenka
Maria Sharapova
Caroline Wozniacki
Victoria Azarenka Williams
Victoria Azarenka.
Angelique Kerber
Meghann Shaughnessy,
Serena van der Merwe
Serena
Lindsay Davenport
Serena Williams
Alicia Molik
Samantha Stosur
Meghann Shaughnessy.
Jelena Doki
Madison Keys
Venus Williams
Serena Williams.
Serena Williams, Venus Williams
Maria Sharapova
Justine Henin
Victoria Azarenka
Serena
Victoria Azarenka.
Serena van der Merwe
Petra Marti
Lindsay Davenport
Azarenka
Serena Williams
Caroline Wozniacki
Samantha Stosur
Venus Williams
Meghann Shaughnessy,
Madison Keys
Meghann Shaughnessey
Serena Williams.
Meghann Shaughnessy.
Alicia Morozova
Serena Williams, Venus Williams
Maria Sharapova
Victoria Azarenka
Victoria Azarenka Williams
Serena
Justine Henin
Victoria Azarenka.
Serena van der Merwe
Lindsay Davenport
Venus Williams
Serena Williams
Jelena Doki
Caroline Wozniacki
Arantxa Rus
Samantha Stosur
Jelena Dokic
Meghann Shaughnessey
Serena Williams.
Azarenka
Maria Sharapova
Serena Williams, Venus Williams
Serena
Cara Black
Victoria Azarenka
Alicia Morozova