[1] NADAL, Rafael (ESP)
FERRER, DAvid (ESP)
POSPISIL, Vasek (CAN)
LACKO, Lukas (SVK)
MULLER, Gilles (LUX)
[L] SONEGO, Lorenzo (ITA)
RAMOS, Albert (ESP)
[27] KHACHANOV, Karen (RUS)
[18] SOCK, Jack (EUA)
ANDREOZZI, Guido (ARG)
BEDENE, Aljaz (SLO)
BASILASHVILI, Nikoloz (GEO)
[Q] RUUD, Casper (NOR)
PELLA, Guido (ARG)
LORENZI, Paolo (ITA)
[16] EDMUND, Kyle (GBR)
[9] THIEM, Dominic (AUT)
BASIC, Mirza (BIH)
ISTOMIN, Denis (UZB)
JOHNSON, Steve (EUA)
ZVEREV, Mischa (ALE)
FRITZ, Taylor (EUA)
[C] KUBLER, Jason (AUS)
[19] BAUTISTA, Roberto (ESP)
[28] SHAPOVALOV, Denis (CAN)
[Q] ALIASSIME, Felix (CAN)
QUERREY, Sam (EUA)
SEPPI, Andreas (ITA)
CHARDY, Jeremy (FRA)
RUBLEV, Andrey (RUS)
HARRISON, Ryan (EUA)
[5] ANDERSON, Kevin (AFS)
[3] DEL POTRO, Juan Martin (ARG)
[Q] YOUNG, Donald (EUA)
KUDLA, Denis (EUA)
BERRETINI, Matteo (ITA)
MURRAY, Andy (GBR)
DUCKWORTH, James (AUS)
LOPEZ, Feliciano (ESP)
[31] VERDASCO, Fernando (ESP)
[20] CORIC, Borna (CRO)
MAYER, Florian (ALE)
CARBALLES, Roberto (ESP)
[Q] KRUEGER, Mitchell (EUA)
MEDVEDEV, Daniil (RUS)
DONSKOY, Evgeny (RUS)
[Q] ROBREDO, Tommy (ESP)
[15] TSITSIPAS, Stefanos (GRE)
[11] ISNER, John (EUA)
[C] KLAHN, Bradley (EUA)
JARRY, Nicolas (CHI)
GOJOWZYK, Peter (ALE)
NORRIE, Cameron (GBR)
THOMPSON, Jordan (AUS)
LAJOVIC, Dusan (SER)
[24] DZUMHUR, Damir (BIH)
[25] RAONIC, Milos (CAN)
[Q] BERLOCQ, Carlos (ARG)
[Q] HARRIS, Lloyd (AFS)
SIMON, Gilles (FRA)
[Q] ALTAMIRANO, Collin (EUA)
[Q] HUMBERT, Ugo (FRA)
[C] WAWRINKA, Stan (SUI)
[8] DIMITROV, Grigor (BUL)
[7] CILIC, Marin (CRO)
COPIL, Marius (ROU)
[Q] TRAVAGLIA, Stefano (ITA)
[Q] HURKACZ, Hubert (POL)
DE MINAUR, Alex (AUS)
DANIEL, Taro (JAP)
TIAFOE, Frances (EUA)
[29] MANNARINO, Adrian (FRA)
[22] CECCHINATO, Marco (ITA)
BENNETEAU, Julien (FRA)
[C] SMYCZEK, Tim (EUA)
STRUFF, Jan-Lennard (ALE)
MCDOLNALD, Mackenzie (EUA)
HAASE, Robin (HOL)
[Q] GAIO, Federico (ITA)
[10] GOFFIN, David (BEL)
[13] SCHWARTZMAN, Diego (ARG)
DELBONIS, Federico (ARG)
[LL] BEMELMANS, RUben (BEL)
MUNAR, Jaume (ESP)
[Q] BAGNIS, Facundo (ARG)
MONFILS, Gael (FRA)
MARTERER, Maximilian (ALE)
[21] NISHIKORI, Kei (JAP)
[32] KRAJINOVIC, Filip (SER)
EBDEN, Matthew (AUS)
HANFMANN, Yannick (ALE)
KOHLSHREIBER, Philipp (ALE)
[LL] MAHUT, Nicolas (FRA)
[C] MOUTET, Corentin (FRA)
[L] POLANSKY, Peter (CAN)
[4] ZVEREV, Alexander (ALE)
[6] DJOKOVIC, Novak (SER)
FUCSOVICS, Marton (HUN)
TROICKI, Viktor (SER)
SANDGREN, Tennys (EUA)
DJERE, Laslo (SER)
MAYER, Leonardo (ARG)
SUGITA, Yuichi (JAP)
[26] GASQUET, Richard (FRA)
[17] POUILLE, Lucas (FRA)
[Q] MADEN, Yannick (ALE)
BAGHDATIS, Marcos (CYP)
YOUZHNY, Mikhail (RUS)
SOUSA, Joao (POR)
[Q] GRANOLLERS, Marcel (ESP)
JAZIRI, Malek (TUN)
[12] CARRENO, Pablo (ESP)
[14] FOGNINI, Fabio (ITA)
MMOH, Michael (EUA)
BROOKSBY, Jenson (EUA)
MILLMAN, John (AUS)
KUKUSHKIN, Mikhail (KAZ)
RUBIN, Noah (EUA)
BERANKIS, Ricardas (LTU)
[23] CHUNG, Hyeon (KOR)
[30] KYRGIOS, Nick (AUS)
ALBOT, Radu (MDA)
BHAMBRI, Yuki (IND)
HERBERT, Pierre-Huques (FRA)
PAIRE, Benoit (FRA)
[Q] NOVAK, Dennis (AUT)
NISHIOKA, Yoshihito (JAP)
[2] FEDERER, Roger (SUI)