Juan Mónaco was the defending champion, but chose not to participate that year.
Björn Phau won in the final 6–4, 6–2, against Simone Bolelli.
Potito Starace is the defending champion. Starace lost in the final against Simone Bolelli 6–7(7–9), 2–6.
Daniele Bracciali and Potito Starace were the defending champions, but lost in the final to Frederico Gil and Carlos Berlocq by 6–3, 7–6(7–5).
Jaroslav Levinský and Filip Polášek were the defending champions, but Levinský didn't participate this year.
Polášek chose to play with Leoš Friedl. However, they lost to Máximo González and Sebastián Prieto in the first round.
Robert Lindstedt and Horia Tecău won in the final 6–4, 7–5, against Andreas Seppi and Simone Vagnozzi.
Andreas Seppi was the defending champion but decided not to participate this year.
Robin Haase won the title, defeating Filippo Volandri 6–2, 7–6(8) in the finals.
Alberto Martín was the defending champion but decided not to participate this year.
Fabio Fognini won the Italian final, where he defeated Potito Starace 6–4, 6–1.
Frederico Gil was the defending champion but lost in the second round to Andreas Haider-Maurer.
Fabio Fognini won this tournament, after Boris Pašanski´s retirement in the final, when the result was 6–4, 4–2 for the Italian player.
Nicolas Mahut won the title, defeating Gilles Müller 7–6(7–4), 6–4 in the final.
Stanislas Wawrinka was the defending champion, but hasn't entered this year.
Pablo Andújar defeated Potito Starace 6–1, 6–2 in the final match.
Robin Haase was the defending champion, but decided not to participate.
Steve Darcis was the defending champion but decided not to participate.
Robin Haase was the defending champion, but decided to participate in the Winston-Salem Open instead.
Aljaž Bedene defended his title by defeating Potito Starace 6–2, 6–0 in the final.
Martin Kližan was the defending champion but decided not to participate.
Albert Montañés won the title, defeating Tommy Robredo 6–4, 6–1 in the final.
Pablo Andújar was the two-time defending champion but lost in the first round to fellow countryman Pablo Carreño-Busta.
Tommy Robredo won the title, defeating Kevin Anderson in the final, 7–6(8–6), 4–6, 6–3.
This was the first edition of the tournament.
Novak Djokovic was the two-time defending champion and successfully defended his title, defeating Tomáš Berdych in the final, 6–0, 6–2.
Marin Draganja and Florin Mergea were the defending champions, but Mergea decided not to participate this year. Draganja paired up with Henri Kontinen, but lost in the first round to Martin Kližan and Lukáš Rosol.
Jamie Murray and John Peers won the title, defeating Juan Sebastián Cabal and Robert Farah in the final, 2–6, 6–3, [10–8].
This was the first edition of the tournament.
