Novak Djokovic (1), Serbia, def. David Goffin, Belgium, 7-6 (5), 6-4, 7-5.
Stanislas Wawrinka (9), Switzerland, def. Thiemo de Bakker, Netherlands, 7-5, 6-3, 6-7 (1), 7-5.
Tommy Haas (12), Germany, def. Guillaume Rufin, France, 7-6 (4), 6-1, 6-3.
Philipp Kohlschreiber (16), Germany, def. Jiri Vesely, Czech Republic, 7-6 (3), 1-6, 7-5, 6-2.
Alexandr Dolgopolov (22), Ukraine, lost to Dmitry Tursunov, Russia, 7-6 (7), 6-4, 7-6 (7).
Grigor Dimitrov (26), Bulgaria, def. Alejandro Falla, Colombia, 6-4, 1-0, retired.
Florian Mayer (28), Germany, lost to Denis Istomin, Uzbekistan, 4-6, 6-3, 7-5, retired.
Mikhail Youzhny (29), Russia, def. Pablo Andujar, Spain, 4-6, 6-4, 6-2, 6-3.
Sam Stosur (9), Australia, def. Kimiko Date-Krumm, Japan, 6-0, 6-2.
Marion Bartoli (13), France, def. Olga Govortsova, Belarus, 7-6 (8), 4-6, 7-5.
Dominika Cibulkova (16), Slovakia, def. Lesia Tsurenko, Ukraine, 6-1, 6-4.
Jelena Jankovic (18), Serbia, def. Daniela Hantuchova, Slovakia, 6-4, 7-6 (7).
Yaroslava Shvedova (27), Kazakhstan, def. CoCo Vandeweghe, United States, 6-0, 3-6, 6-2.
Alize Cornet (31), France, def. Maria Joao Koehler, Portugal, 7-5, 6-2.
