Brian Dabul and Marcel Felder were the defending champions, but only Felder tried to defend his title.
He partnered with Juan-Pablo Amado, but they lost to Joshua Goodall and Samuel Groth in the semis.
Goodall and Groth won this tournament, by defeating Rogério Dutra da Silva and Júlio Silva 7–6(4), 6–3 in the final.
Rogério Dutra da Silva and Júlio Silva were the defending champions, but only Dutra da Silva competed this year.
He partnered with André Baran, but they lost to Tomasz Bednarek and Mateusz Kowalczyk in the semifinals.
Polish pair won this tournament, after defeating Daniel Gimeno-Traver and Pere Riba 6–1, 6–4 in the final match.
Rogério Dutra da Silva won the title. He defeated the defending champion, Izak van der Merwe, 6–4, 6–7(7–5), 6–3 in the final.
David Ferrer was the defending champion, and he successfully defended his title by defeating Stanislas Wawrinka in the final 6–4, 3–6, 6–1.
Paul Capdeville was the defending champion, but lost in the second round to Marco Trungelliti.
Facundo Bagnis won the title by defeating Thiemo de Bakker 7–6(7–2), 7–6(7–3) in the final.
Nicolás Almagro was the two-time defending champion but decided not to participate.
Albert Montañés won the title, defeating Gaël Monfils in the final, 6–0, 7–6.(7–3)
Last year's champion Paul Capdeville was not defending his title.
Alexandr Dolgopolov was the defending champion, but withdrew before the tournament began.
Rogério Dutra Silva was the defending champion but lost in the quarterfinals to Carlos Gómez-Herrera.
Andrey Rublev was the defending champion, but lost in the quarterfinals to Robin Haase. This was Rublev's first tournament back on tour after missing three months due to a stress fracture in his back.
Diego Hidalgo and Cristian Rodríguez were the defending champions but chose not to defend their title.
Marco Bortolotti and Sergio Martos Gornés were the defending champions but chose to defend their title with different partners. Bortolotti partnered Andrea Pellegrino but lost in the first round to Román Andrés Burruchaga and Nerman Fatić. Martos Gornés partnered Íñigo Cervantes but lost in the quarterfinals to Marc Polmans and Matthew Romios.
Dustin Brown and Andrea Vavassori were the defending champions but chose not to defend their title.
Hsieh Cheng-peng and Yang Tsung-hua were the defending champions but chose not to defend their title.
Ariel Behar and Adam Pavlásek were the defending champions but chose not to defend their title.
Jonathan Eysseric and Miguel Ángel Reyes-Varela were the defending champions but chose to defend their title with different partners. Eysseric partnered Blake Ellis but lost in the first round to Marco Bortolotti and Matthew Romios. Reyes-Varela partnered Guido Andreozzi but lost in the first round to Petr Nouza and Patrik Rikl.
William Blumberg and Luis David Martínez were the defending champions but only Martínez chose to defend his title, partnering Oriol Roca Batalla. They lost in the first round to Andre Begemann and Patrik Niklas-Salminen.
Ivan Liutarevich and Vladyslav Manafov were the defending champions but only Liutarevich chose to defend his title, partnering Szymon Walków. They lost in the first round to Alexandru Jecan and Giorgio Ricca.
Giovanni Fonio and Francesco Forti were the defending champions but chose not to defend their title.
Fernando Romboli and Marcelo Zormann were the defending champions but chose not to defend their title.
Marco Bortolotti 
Matthew Romios 
Daniel Dutra da Silva 
Courtney John Lock 
