[1] DJOKOVIC, Novak (SER)
CARBALLES, Roberto (ESP)
QUERREY, Sam (EUA)
LONDERO, Juan Ignacio (ARG)
KUDLA, Denis (EUA)
TIPSAREVIC, Janko (SER)
DARCIS, Steve (BEL)
[27] LAJOVIC, Dusan (SER)
[23] WAWRINKA, Stan (SUI)
[Q] SINNER, Jannik (ITA)
HURKACZ, Hubert (POL)
CHARDY, Jeremy (FRA)
DJERE, Laslo (SER)
KECMANOVIC, Miomir (SER)
[C] SVAJDA, Zachary (EUA)
[L] LORENZI, Paolo (ITA)
[11] FOGNINI, Fabio (ITA)
OPELKA, Reilly (EUA)
[Q] KOEPFER, Dominik (ALE)
MUNAR, Jaume (ESP)
BERDYCH, Tomas (TCH)
[Q] BROOKSBY, Jenson (EUA)
FUCSOVICS, Marton (HUN)
[17] BASILASHVILI, Nikoloz (GEO)
[26] FRITZ, Taylor (EUA)
LOPEZ, Feliciano (ESP)
NISHIOKA, Yoshihito (JAP)
[C] GIRON, Marcos (EUA)
[Q] KWON, Soonwoo (COR)
DELLIEN, Hugo (BOL)
GUNNESWARAN, Prajnesh (IND)
[5] MEDVEDEV, Daniil (RUS)
[3] FEDERER, Roger (SUI)
[Q] NAGAL, Sumit (IND)
[Q] BENCHETRIT, Elliot (FRA)
DZUMHUR, Damir (BIH)
MANNARINO, Adrian (FRA)
EVANS, Dauiel (GBR)
KOHLSCHREIBER, Philipp (ALE)
[25] POUILLE, Lucas (FRA)
[19] PELLA, Guido (ARG)
CARRENO, Pablo (ESP)
BERANKIS, Ricardas (LIT)
[Q] VESELY, Jiri (TCH)
[Q] BARRERE, Gregoire (FRA)
NORRIE, Cameron (GBR)
MOUTET, Corentin (GBR)
[15] GOFFIN, David (BEL)
[12] CORIC, Borna (CRO)
[Q] DONSKOY, Evgeny (RUS)
SEPPI, Andreas (ITA)
DIMITROV, Grigor (BUL)
[C] SOCK, Jack (EUA)
CUEVAS, Pablo (URU)
JARRY, Nicolas (CHI)
[L] MAJCHRZAK, Kamil (POL)
[31] GARIN, Cristian (CHI)
[C] EUBANKS, Christopher
HERBERT, Pierre-Hugues (FRA)
DE MINAUR, Alex (AUS)
MONTEIRO, Thiago (BRA)
KLAHN, Bradley (EUA)
[Q] TRUNGELLITI, Marco (ARG)
[7] NISHIKORI, Kei (JAP)
[8] TSITSIPAS, Stefanos (GRE)
RUBLEV, Andrey (RUS)
[C] FRATANGELO, Bjorn (EUA)
SIMON, Gilles (FRA)
[C] HOANG, Antoine (FRA)
MAYER, Leonardo (ARG)
JOHNSON, Steve (EUA)
[28] KYRGIOS, Nick (AUS)
[24] BERRETTINI, Matteo (ITA)
GASQUET, Richard (FRA)
SOUSA, João (POR)
THOMPSON, Jordan (AUS)
POPYRIN, Alexei (AUS)
DELBONIS, Federico (ARG)
KUKUSHKIN, Mikhail (CAZ)
[10] BAUTISTA, Roberto (ESP)
[13] MONFILS, Gael (FRA)
RAMOS, Albert (ESP)
HUMBERT, Ugo (FRA)
COPIL, Marius (ROU)
LAAKSONEN, Henri (SUI)
CECCHINATO, Marco (ITA)
SHAPOVALOV, Denis (CAN)
[18] ALIASSIME, Felix (CAN)
[30] EDMUND, Kyle (GBR)
ANDUJAR, Pablo (ESP)
SONEGO, Lorenzo (ITA)
GRANOLLERS, Marcel (ESP)
BUBLIK, Alexander (CAZ)
[Q] GIRALDO, Santiago (COL)
FABBIANO, Thomas (ITA)
[4] THIEM, Dominic (AUT)
[6] ZVEREV, Alexander (ALE)
ALBOT, Radu (MDA)
KARLOVIC, Ivo (CRO)
TIAFOE, Frances (EUA)
KOVALIK, Jozef (ESL)
BEDENE, Aljaz (ESV)
SCHNUR, Brayden (CAN)
[29] PAIRE, Benoit (FRA)
[20] SCHWARTZMAN, Diego (ARG)
HAASE, Robin (HOL)
HARRIS, Lloyd (AFS)
[Q] GERASIMOV, Egor (BLR)
TSONGA, Jo-Wilfried (FRA)
SANDGREN, Tennys (EUA)
POSPISIL, Vasek (CAN)
[9] KHACHANOV, Karen (RUS)
[14] ISNER, John (EUA)
[Q] GARCIA, Guillermo (ESP)
STRUFF, Jan-Lennard (ALE)
RUUD, Casper (NOR)
KRAJINOVIC, Filip (SER)
STEBE, Cedrik-Marcel (ALE)
KLIZAN, Martin (ESL)
[22] CILIC, Marin (CRO)
[32] VERDASCO, Fernando (ESP)
[Q] KAMKE, Tobias (ALE)
[Q] CHUNG, Hyeon (COR)
[C] ESCOBEDO, Ernesto (EUA)
KOKKINAKIS, Thanasi (AUS)
[Q] IVASHKA, Ilya (BLR)
MILLMAN, John (AUS)
[2] NADAL, Rafael (ESP)