The Association of Tennis Professionals (ATP) was formed inSeptember 1972 by Donald Dell, Jack Kramer, and Cliff Drysdaleto protect the interests of male professional tennis players.Drysdale became the first President. Since 1990, the associationhas organized the worldwide tennis tour for men and linked thetitle of the tour with the organization's name. In 1990 theorganization was called the ATP Tour. The headquarters of theATP is in London.

Brad Drewett is a former top 40 singles and top 20 doubles player. In addition to his work with the ATP, Drewett has developed and managed a number of successful businesses in the sport and fitness industry. Drewett has also worked as a commentator for Channel 9 and Channel 10 in Australia. Drewett began serving as ATP Executive Chairman & President on 1 January 2012.

Drewett had previously served as the ATP's Chief Executive Officer for the International Group since January 2006, overseeing the growth and success of ATP's operations in the Middle East, Asia and Pacific regions.

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He is a Spanish professional tennis player and aformer world nº 1. As of 4 February 2013, heis ranked no. 5 by the Association of TennisProfessionals (ATP). He is regarded as one of thegreatest players of all time; his success on clay hasearned him the nickname "The King of Clay", and hasprompted several experts to regard him as thegreatest clay court player in history.

He is a Swiss professional tennis player who as of December2012 is ranked world No. 2 by the ATP. Many sports analysts,tennis critics and former and current players consider Federerthe greatest tennis player of all time. He owns several men'sworld records of the Open Era: holding the world no. 1 positionfor 302 weeks overall.

He is a Serbian professional tennis player who is currentlyranked the World Nº 1 by the ATP and is ranked the year-end World Nº 1 for both 2011 and 2012. He is consideredby many to be one of the greatest tennis players of all time.He holds several men's world records of the Open Era.

• Mike Bryan.

Leyenda:

Grand Slam (13)

ATP World Tour Finals (3)

Olympic Games(1)

ATP Masters 1000 (21)

ATP Tour (47)

• Bob Bryan.Leyenda:Grand Slam (13)ATP World Tour Finals(3)Olympic Games(1)ATP Masters 1000 (21)ATP Tour (45)