・ He started playing tennis at the age of eight, and became a professional at the age of seventeen.
His career started from these.
Achievements
Singles
・ Won the Australian Open in 2004,2006,2007 and 2010.
・ Won the French Open in 2009.
・ Won the wimbledon in 2003,2004,2005,2006,2007,2009 and 2012.
・ Won the US Open in 2004,2005,2006,2007 and 2008.
・ Won the Tour Finals in 2003,2004,2006,2007,2010 and 2011.
Doubles
・ Won the Olympic Games in 2008.
・ Won the Hopman Cup in 2001.
出典wikipedia http://en.wikipedia.org/wiki/Roger_Federer
(2014 5 14 access)
・Highest ranking No,1 in 2 february 2004.