[1] Novak Djokovic (SRB) vs. Jarkko Nieminen (FIN)
Gilles Muller (LUX) vs. Paolo Lorenzi (ITA)
Nikoloz Basilashvili (GEO) vs. Thanasi Kokkinakis (AUS)
Luca Vanni (ITA) vs. [27] Bernard Tomic (AUS)
[20] Richard Gasquet (FRA) vs. Germain Gigounon (BEL)
Illya Marchenko (UKR) vs. Carlos Berlocq (ARG)
Blaz Kavcic (SLO) vs. Yen-Hsun Lu (TPE)
Tim Smyczek (USA) vs. [15] Kevin Anderson (ZAF)
[10] Grigor Dimitrov (BUL) vs. Jack Sock (USA)
Pablo Carreno Busta (ESP) vs. Victor Estrella Burgos (DOM)
Borna Coric (CRO) vs. Sam Querrey (USA)
Andrey Golubev (KAZ) vs. [18] Tommy Robredo (ESP)
[30] Adrian Mannarino (FRA) vs. Jurgen Melzer (AUT)
Andrey Kuznetsov (RUS) vs. Malek Jaziri (TUN)
Nicolas Almagro (ESP) vs. Alexandr Dolgopolov (UKR)
Quentin Halys (FRA) vs. [6] Rafael Nadal (ESP)