Diego Schwartzman
Viktor Troicki
Adrian Mannarino
David Ferrer
Richard Gasquet
Benoit Paire
Hyeon Chung
Mischa Zverev
Feliciano Lopez
Pierre-Hugues Herbert
Fernando Verdasco
Andrey Rublev
Pablo Cuevas
Karen Khachanov
Filip Krajinovic
Yuichi Sugita
Joao Sousa
Paolo Lorenzi
Robin Haase
Steve Johnson
Peter Gojowczyk
Ryan Harrison
Borna Coric
Jan-Lennard Struff
Julien Benneteau
Denis Shapovalov
Kyle Edmund
Evgeny Donskoy
Jeremy Chardy
Gilles Simon
Nicolas Mahut
Vasek Pospisil