Serena Williams (USA) [1] vs. Alison Van Uytvanck (BEL)
Vera Zvonareva (RUS) vs. [Q] Ons Jabeur (TUN)
Olivia Rogowska (AUS) vs. Nicole Gibbs (USA)
Jana Cepelova (SVK) vs. Elina Svitolina (UKR) [26]
Garbine Muguruza (ESP) [24] vs. Marina Erakovic (NZL)
Daniela Hantuchova (SVK) vs. Saisai Zheng (CHN)
Kimiko Date-Krumm (JPN) vs. [Q] Anna Tatishvili (USA)
Timea Bacsinszky (SUI) vs. Jelena Jankovic (SRB) [15]
Dominika Cibulkova (SVK) [11] vs. Kirsten Flipkens (BEL)
Tsvetana Pironkova (BUL) vs. Heather Watson (GBR)
Romina Oprandi (SUI) vs. [Q] Denisa Allertova (CZE)
Shuai Zhang (CHN) vs. Alize Cornet (FRA) [19]
Barbora Zahlavova Strycova (CZE) [25] vs. Timea Babos (HUN)
Jie Zheng (CHN) vs. Kai-Chen Chang (TPE)
Sloane Stephens (USA) vs. Victoria Azarenka (BLR)
Taylor Townsend (USA) vs. Caroline Wozniacki (DEN) [8]