Philipp Kohlschreiber
Go Soeda
Yen-Hsun Lu
Julien Benneteau
Andy Roddick
Sam Querrey
Marcos Baghdatis
Pablo Andujar
Carlos Berlocq
Mikhail Kukushkin
Denis Istomin
Michael Llodra
Fabio Fognini
Albert Ramos-Vinolas
Jamie Baker
Donald Young
Ryan Harrison
Vasek Pospisil
Jeremy Chardy
Paul-Henri Mathieu
Steve Darcis
Matthew Ebden
Marinko Matosevic
James Ward