Nick Kyrgios
David Goffin
Jared Donaldson
Roberto Bautista Agut
Juan Martin del Potro
Tomas Berdych
Yuichi Sugita
Jack Sock
Pablo Carreno Busta
Paolo Lorenzi
John Isner
Viktor Troicki
Sam Querrey
Stefan Kozlov
Gilles Muller
Ryan Harrison
Albert Ramos-Vinolas
Mikhail Youzhny
Fabio Fognini
Daniil Medvedev
Mischa Zverev
Fernando Verdasco
Alexandr Dolgopolov
Kevin Anderson
Richard Gasquet
John-Patrick Smith
David Ferrer
Steve Johnson
Karen Khachanov
Diego Schwartzman
Feliciano Lopez
Hyeon Chung
Adrian Mannarino
Robin Haase
Mitchell Krueger
Benoit Paire
Ivo Karlovic
Jiri Vesely
Joao Sousa
Kyle Edmund
Nikoloz Basilashvili
Borna Coric
Tommy Paul
Donald Young
Frances Tiafoe
Maximilian Marterer
Ramkumar Ramanathan
Christopher Eubanks