![22.11.2011 London, England Roger Federer (sui) during his singles match round robin against Rafael Nadal (esp) of Switzerland at the Tennis Barclays ATP World Tour Finals 2011 at 02 London Arena Stock Photo - Alamy 22.11.2011 London, England Roger Federer (sui) during his singles match round robin against Rafael Nadal (esp) of Switzerland at the Tennis Barclays ATP World Tour Finals 2011 at 02 London Arena Stock Photo - Alamy](https://c8.alamy.com/comp/C9CTWA/22112011-london-england-roger-federer-sui-during-his-singles-match-C9CTWA.jpg)
22.11.2011 London, England Roger Federer (sui) during his singles match round robin against Rafael Nadal (esp) of Switzerland at the Tennis Barclays ATP World Tour Finals 2011 at 02 London Arena Stock Photo - Alamy
![Tennis: Will the Federer-Nadal Stranglehold on Grand Slam Titles End in 2011? | News, Scores, Highlights, Stats, and Rumors | Bleacher Report Tennis: Will the Federer-Nadal Stranglehold on Grand Slam Titles End in 2011? | News, Scores, Highlights, Stats, and Rumors | Bleacher Report](https://cdn.bleacherreport.net/images_root/slides/photos/000/604/447/107182437_original.jpg?1293834148)
Tennis: Will the Federer-Nadal Stranglehold on Grand Slam Titles End in 2011? | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
![Federer beats Tsonga at ATP World Tour Finals | 21 November, 2011 | All News | News and Features | News and Events | Tennis Australia Federer beats Tsonga at ATP World Tour Finals | 21 November, 2011 | All News | News and Features | News and Events | Tennis Australia](https://www.tennis.com.au/wp-content/uploads/2011/11/federeratp-700x450.jpg)
Federer beats Tsonga at ATP World Tour Finals | 21 November, 2011 | All News | News and Features | News and Events | Tennis Australia
![22.11.2011 London, England Roger Federer of Switzerland during his singles match round robin against Rafael Nadal of Spain at the Tennis Barclays ATP World Tour Finals 2011 at 02 London Arena Stock Photo - Alamy 22.11.2011 London, England Roger Federer of Switzerland during his singles match round robin against Rafael Nadal of Spain at the Tennis Barclays ATP World Tour Finals 2011 at 02 London Arena Stock Photo - Alamy](https://c8.alamy.com/comp/C9CTWH/22112011-london-england-roger-federer-of-switzerland-during-his-singles-C9CTWH.jpg)
22.11.2011 London, England Roger Federer of Switzerland during his singles match round robin against Rafael Nadal of Spain at the Tennis Barclays ATP World Tour Finals 2011 at 02 London Arena Stock Photo - Alamy
![Roger Federer defeats Jo-Wilfried Tsonga in ATP Tour Finals opener | ATP World Tour Finals 2011 | The Guardian Roger Federer defeats Jo-Wilfried Tsonga in ATP Tour Finals opener | ATP World Tour Finals 2011 | The Guardian](https://i.guim.co.uk/img/static/sys-images/Sport/Pix/pictures/2011/11/20/1321807642859/Roger-Federer-007.jpg?width=1200&height=630&quality=85&auto=format&fit=crop&overlay-align=bottom%2Cleft&overlay-width=100p&overlay-base64=L2ltZy9zdGF0aWMvb3ZlcmxheXMvdGctZGVmYXVsdC5wbmc&enable=upscale&s=509143b45340a3954894151793d6314b)
Roger Federer defeats Jo-Wilfried Tsonga in ATP Tour Finals opener | ATP World Tour Finals 2011 | The Guardian
![27.11.2011 London, England. [4] Roger Federer (SUI) poses with his Champion trophy after beating [7] Jo-Wilfried Tsonga (FRA) by two sets to one in the Final of the Barclays ATP World Tour 27.11.2011 London, England. [4] Roger Federer (SUI) poses with his Champion trophy after beating [7] Jo-Wilfried Tsonga (FRA) by two sets to one in the Final of the Barclays ATP World Tour](https://c8.alamy.com/comp/C9E1RE/27112011-london-england-4-roger-federer-sui-poses-with-his-champion-C9E1RE.jpg)