[1] DEL POTRO, Juan Martin (ARG)
RAMOS, Albert (ESP)
KHACHANOV, Karen (RUS)
QUERREY, Sam (EUA)
ZVEREV, Mischa (ALE)
KRAJINOVIC, Filip (SER)
[C] LOPEZ, Feliciano (ESP)
[7] CORIC, Borna (CRO)
[4] FOGNINI, Fabio (ITA)
[Q] ALBOT, Radu (MDA)
[SE] SOUSA, Joao (POR)
RUBLEV, Andrey (RUS)
SEPPI, Andreas (ITA)
FUCSOVICS, Marton (HUN)
[C] BAGHDATIS, Marcos (CYP)
[8] CECCHINATO, Marco (ITA)
[5] EDMUND, Kyle (GBR)
GOJOWCZYK, Peter (ALE)
[Q] BERRETTINI, Matteo (ITA)
MAYER, Leonardo (ARG)
[Q] POSPISIL, Vasek (CAN)
[Q] LAJOVIC, Dusan (SER)
HARRISON, Ryan (EUA)
[3] DIMITROV, Grigor (BUL)
[6] SOCK, Jack (EUA)
BASILASHVILI, Nikoloz (GEO)
VERDASCO, Fernando (ESP)
MONFILS, Gael (FRA)
[C] WU, Yibing (CHN)
[ALT] JAZIRI, Malek (TUN)
BAUTISTA, Roberto (ESP)
[2] ZVEREV, Alexander (ALE)
