Lukas Rosol, Czech Republic, vs. Rafael Nadal (2), Spain
Angelique Kerber (9), Germany, vs. Heather Watson, Britain
Gilles Muller, Luxembourg, vs. Roger Federer (4), Switzerland
Serena Williams (1), United States, vs. Chanelle Scheepers, South Africa
Stan Wawrinka (5), Switzerland, vs. Yen-hsun Lu, Taiwan
Timea Bacsinszky, Switzerland, vs. Maria Sharapova (5), Russia
Richard Gasquet (13), France, vs. Nick Kyrgios, Australia
Silvia Soler-Espinosa, Spain, vs. Eugenie Bouchard (13), Canada
Jerzy Janowicz (15), Poland, vs. Lleyton Hewitt, Australia
Simona Halep (3), Romania, vs. Lesia Tsurenko, Ukraine
Milos Raonic (8), Canada, vs. Jack Sock, United States
Ana Ivanovic (11), Serbia, vs. Zheng Jie, China
Karolina Pliskova, Czech Republic, vs. Sabine Lisicki (19), Germany
Jarkko Nieminen, Finland, vs. John Isner (9), United States