2015 tennis event results
Pablo Cuevas was the last edition champion, but he chose to defend another of his previous title in Båstad which was held simultaneously with the Croatia Open Umag this year.
Dominic Thiem won the title, defeating João Sousa in the final, 6–4, 6–1.
The top four seeds receive a bye into the second round.
Grand Slam events ATP World Tour Masters 1000 ATP World Tour 500 series Rotterdam (S , D ) Rio (S , D ) Dubai (S , D ) Acapulco (S , D ) Barcelona (S , D ) London (S , D ) Halle (S , D ) Hamburg (S , D ) Washington D.C. (S , D ) Beijing (S , D ) Tokyo (S , D ) Vienna (S , D ) Basel (S , D ) ATP World Tour 250 series Brisbane (S , D ) Chennai (S , D ) Doha (S , D ) Sydney (S , D ) Auckland (S , D ) Montpellier (S , D ) Zagreb (S , D ) Quito (S , D ) Memphis (S , D ) São Paulo (S , D ) Marseille (S , D ) Delray Beach (S , D ) Buenos Aires (S , D ) Casablanca (S , D ) Houston (S , D ) Bucharest (S , D ) Munich (S , D ) Estoril (S , D ) Istanbul (S , D ) Nice (S , D ) Geneva (S , D ) 's-Hertogenbosch (S , D ) Stuttgart (S , D ) Nottingham (S , D ) Newport (S , D ) Båstad (S , D ) Bogotá (S , D ) Umag (S , D ) Gstaad (S , D ) Atlanta (S , D ) Kitzbühel (S , D ) Winston-Salem (S , D ) Metz (S , D ) St. Petersburg (S , D ) Shenzhen (S , D ) Kuala Lumpur (S , D ) Stockholm (S , D ) Moscow (S , D ) Valencia (S , D ) Team events