Roger Federer plays a sport.
The 2014 Davis Cup ( also known as the 2014 Davis Cup by BNP Paribas for sponsorship purposes ) is the 103rd edition of the tournament between national teams in men 's tennis . The Australian Open is a major tennis tournament held annually over the last fortnight of January in Melbourne , Australia . Roger Federer ( born 8 August 1981 ) is a Swiss professional tennis player . Federer has won 18 Grand Slam singles titles , the most in history for a male tennis player , and held the No. 1 spot in the ATP rankings for a record 237 consecutive weeks and a record total of 302 weeks .