Roger Federer defeated Jo-Wilfried Tsonga in the final, 6–1, 7–6(7–3) to win the singles tennis title at the 2011 Paris Masters. He did not lose a single set in the entire tournament.
Robin Söderling was the defending champion, but did not participate due to mononucleosis.
Seeds
All seeds received a bye into the second round.
Qualifying
Draw
Key
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
External links
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| Grand Slam events |  | 
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| ATP World Tour Masters 1000 |  | 
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| 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)
  
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| 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)
  
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| Team events |  | 
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