Men’s singles — Novak Djokovic (1) vs. Viktor Troicki; Roger Federer (3) vs. Xavier Malisse; Marin Cilic (16) vs. Andy Murray (4); Jo-Wilfried Tsonga (5) vs. Mardy Fish (10); David Ferrer (7) vs. Juan Martin del Potro (9); Richard Gasquet (18) vs. Florian Mayer (31).
Women’s singles — Maria Sharapova (1) vs. Sabine Lisicki (15); Ana Ivanovic (14) vs. Victoria Azarenka (2); Agnieszka Radwanska (3) vs. Camila Giorgi; Francesca Schiavone (24) vs. Petra Kvitova (4); Serena Williams (6) vs. Yaroslava Shvedova; Kim Clijsters vs. Angelique Kerber (8); Maria Kirilenko (17) vs. Peng Shuai (30).