![Wimbledon, UK. 10th July, 2019. Roger Federer of Switzerland and Kei Nishikori of Japan walk on to the court prior to the men's singles quarter-final match of the Wimbledon Lawn Tennis Championships Wimbledon, UK. 10th July, 2019. Roger Federer of Switzerland and Kei Nishikori of Japan walk on to the court prior to the men's singles quarter-final match of the Wimbledon Lawn Tennis Championships](https://c8.alamy.com/comp/W2TWC6/wimbledon-uk-10th-july-2019-roger-federer-of-switzerland-and-kei-nishikori-of-japan-walk-on-to-the-court-prior-to-the-mens-singles-quarter-final-match-of-the-wimbledon-lawn-tennis-championships-at-the-all-england-lawn-tennis-and-croquet-club-in-london-england-on-july-10-2019-credit-afloalamy-live-news-W2TWC6.jpg)
Wimbledon, UK. 10th July, 2019. Roger Federer of Switzerland and Kei Nishikori of Japan walk on to the court prior to the men's singles quarter-final match of the Wimbledon Lawn Tennis Championships
![London, Britain. 19th Nov, 2015. Roger Federer of Switzerland celebrates his victory over Kei Nishikori of Japan during a men's singles group stage match at the ATP World Tour Finals in London, London, Britain. 19th Nov, 2015. Roger Federer of Switzerland celebrates his victory over Kei Nishikori of Japan during a men's singles group stage match at the ATP World Tour Finals in London,](https://c8.alamy.com/comp/F6TCH0/london-britain-19th-nov-2015-roger-federer-of-switzerland-celebrates-F6TCH0.jpg)
London, Britain. 19th Nov, 2015. Roger Federer of Switzerland celebrates his victory over Kei Nishikori of Japan during a men's singles group stage match at the ATP World Tour Finals in London,
![ATP Finals: Roger Federer gets back to winning ways to keep his London hopes alive | The Independent | The Independent ATP Finals: Roger Federer gets back to winning ways to keep his London hopes alive | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2018/11/14/07/Roger-Federer.jpg)
ATP Finals: Roger Federer gets back to winning ways to keep his London hopes alive | The Independent | The Independent
![Tennis 10sBalls Shares A Photo Gallery Of Federer, Serena, Murray, Djokovic, Goffin, Nishikori, & Bautista Agut From Wimbledon - 10sBalls.com • TennisBalls.com Tennis 10sBalls Shares A Photo Gallery Of Federer, Serena, Murray, Djokovic, Goffin, Nishikori, & Bautista Agut From Wimbledon - 10sBalls.com • TennisBalls.com](https://www.10sballs.com/wp-content/uploads/2019/07/55334049.jpg)