[1] FEDERER, Roger (SUI)
KRAJINOVIC, Filip (SER)
STRUFF, Jan-Lennard (ALE)
MILLMAN, John (AUS)
MAYER, Leonardo (ARG)
SIMON, Gilles (FRA)
[SE] GULBIS, Ernests (LET)
[5] [C] SOCK, Jack (EUA)
[4] TSITSIPAS, Stefanos (GRE)
CHARDY, Jeremy (FRA)
GOJOWCZYK, Peter (ALE)
JARRY, Nicolas (CHI)
[Q] DANIEL, Taro (JAP)
SEPPI, Andreas (ITA)
MARTERER, Maximilian (ALE)
[7] MEDVEDEV, Daniil (RUS)
[6] CECCHINATO, Marco (ITA)
[C] LAAKSONEN, Henri (SUI)
[C] FRITZ, Taylor (EUA)
[Q] DJERE, Laslo (SER)
[Q] COPIL, Marius (ROU)
HARRISON, Ryan (EUA)
SHAPOVALOV, Denis (CAN)
[3] CILIC, Marin (CRO)
[8] BAUTISTA, Roberto (ESP)
SOUSA, Joao (POR)
[L] LAJOVIC, Dusan (SER)
MANNARINO, Adrian (FRA)
[Q] POPYRIN, Alexei (AUS)
EBDEN, Matthew (AUS)
HAASE, Robin (HOL)
[2] ZVEREV, Alexander (ALE)
