Qatar Open 2011
Roger Federer won the title, beating Nikolay Davydenko 6–3 6–4 in the final.
Main draw 32 players
- 1🇪🇸Rafael NadalSemifinals · Lost to Nikolay Davydenko
- 2🇨🇭Roger FedererFinal · Champion
- 3🇫🇷Jo-Wilfried TsongaSemifinals · Lost to Roger Federer
- 4🇷🇺Nikolay DavydenkoFinal · Lost to Roger Federer
- 5🇱🇻Ernests GulbisQuarterfinals · Lost to Rafael Nadal
- 6🇷🇸Viktor TroickiQuarterfinals · Lost to Roger Federer
- 7🇪🇸Guillermo Garcia LopezQuarterfinals · Lost to Jo-Wilfried Tsonga
- 8🇩🇪Philipp KohlschreiberRound of 16 · Lost to Ivo Karlovic
- 🇭🇷Ivo KarlovicQuarterfinals · Lost to Nikolay Davydenko
- Q🇭🇷Antonio VeicRound of 16 · Lost to Ernests Gulbis
- 🇺🇦Illya MarchenkoRound of 16 · Lost to Guillermo Garcia Lopez
- 🇫🇮Jarkko NieminenRound of 16 · Lost to Nikolay Davydenko
- 🇸🇰Lukas LackoRound of 16 · Lost to Rafael Nadal
- Q🇨🇭Marco ChiudinelliRound of 16 · Lost to Roger Federer
- WC🇺🇦Sergei BubkaRound of 16 · Lost to Jo-Wilfried Tsonga
- 🇷🇺Teymuraz GabashviliRound of 16 · Lost to Viktor Troicki
- 🇮🇹Andreas SeppiRound of 32 · Lost to Philipp Kohlschreiber
- 🇪🇸Daniel Gimeno TraverRound of 32 · Lost to Sergei Bubka
- 🇮🇹Fabio FogniniRound of 32 · Lost to Nikolay Davydenko
- 🇸🇰Karol BeckRound of 32 · Lost to Rafael Nadal
- Q🇨🇿Lukas RosolRound of 32 · Lost to Ivo Karlovic
- 🇵🇱Michal PrzysieznyRound of 32 · Lost to Jarkko Nieminen
- 🇰🇿Mikhail Kukushkin#345Round of 32 · Lost to Guillermo Garcia Lopez
- 🇩🇪Mischa ZverevRound of 32 · Lost to Illya Marchenko
- 🇪🇸Pere RibaRound of 32 · Lost to Lukas Lacko
- 🇩🇪Rainer SchuettlerRound of 32 · Lost to Teymuraz Gabashvili
- WC🇲🇦Reda El AmraniRound of 32 · Lost to Marco Chiudinelli
- 🇪🇸Ruben Ramirez HidalgoRound of 32 · Lost to Jo-Wilfried Tsonga
- 🇺🇦Sergiy StakhovskyRound of 32 · Lost to Viktor Troicki
- WC🇪🇬Sherif SabryRound of 32 · Lost to Antonio Veic
- Q🇳🇱Thomas SchoorelRound of 32 · Lost to Roger Federer
- 🇷🇴Victor HanescuRound of 32 · Lost to Ernests Gulbis