5 non-tennis facts you didn't know about Roger Federer

3.He’s close friends with Tiger Woods

Top of their game: Federer and Tiger Woods have also worked together in ad campaigns

Both have been the best in their respective sports, and there is an unprecedented level of dedication and hard work that goes into it.

That shared experience is likely a key factor in the close friendship of Roger Federer with Tiger Woods.

Federer, who with wife Mirka has been one of sport’s ideal couples, has never commented on the golfer’s scandalous personal life, which likely contributed significantly to his downfall in the sport.