2011 tennis event results
Nicolás Almagro was the defending champion, but he lost to David Ferrer in the semifinals.
Top seed Robin Söderling won his second Swedish Open title by defeating David Ferrer 6–2, 6–2. It also became the last professional match of Söderling's career.
The top four seeds received a bye into the second round.
Grand Slam events ATP World Tour Masters 1000 ATP World Tour 500 series Rotterdam (S , D ) Memphis (S , D ) Dubai (S , D ) Acapulco (S , D ) Barcelona (S , D ) Hamburg (S , D ) Washington (S , D ) Beijing (S , D ) Tokyo (S , D ) Valencia (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 ) Johannesburg (S , D ) Zagreb (S , D ) Santiago (S , D ) San Jose (S , D ) Costa do Sauípe (S , D ) Buenos Aires (S , D ) Marseille (S , D ) Delray Beach (S , D ) Casablanca (S , D ) Houston (S , D ) Munich (S , D ) Belgrade (S , D ) Estoril (S , D ) Nice (S , D ) London (S , D ) Halle (S , D ) 's-Hertogenbosch (S , D ) Eastbourne (S , D ) Newport (S , D ) Båstad (S , D ) Stuttgart (S , D ) Atlanta (S , D ) Gstaad (S , D ) Los Angeles (S , D ) Umag (S , D ) Kitzbühel (S , D ) Winston-Salem (S , D ) Bucharest (S , D ) Metz (S , D ) Bangkok (S , D ) Kuala Lumpur (S , D ) Stockholm (S , D ) Moscow (S , D ) St. Petersburg (S , D ) Vienna (S , D ) Team events