 Victor Hănescu, Paolo Lorenzi, Aljaž Bedene and Evgeny Donskoy qualified directly to the tournament, whereas Guido Pella, Andreas Haider-Maurer and Rubén Ramírez Hidalgo were given their berths after Martin Kližan, Andrey Kuznetzov, Jerzy Janowicz, Tatsuma Ito, Daniel Gimeno-Traver, Roberto Bautista-Agut and Grega Žemlja chose not to participate.Thomaz Bellucci, the Brazilian No.1, was given the wildcard entry to the tournament for the second consecutive year.