He has won all 4.
As of 2012, Rafael Nadal has won 11 Grand Slam Singles TitlesAustralian Open: 2009French Open: 2005-2008, 2010-2012Wimbledon: 2008, 2010US Open: 2010
Federer has won 16 Grand Slams (4 Australian Opens, 1 French Open, 6 Wimbledons and 5 US Opens).
I'm pretty sure it's Roger Federer.Look it up on Google just to be sure.
The first amateur to win a grand slam in tennis was Don Budge. He was an American from California, and won the event in 1938.
No he has not, but he has come mighty close - lost to Lleyton Hewitt in the Wimbledon final in 2002, and he has had 4 semi-final appearances in other grand slams
Fred Perry, Don Budge, Rod Laver, Roy Emerson, Andre Agassi and Roger Federer.
4 grand slams
4
Of the thirty-two Grand Slam singles finals she played, she won eighteen. 3 Australian, 2 French, 9 Wimbledon and 4 USA titles. This tally left her second only to Stefi Graf in all time singles Grand Slam titles. Martina is also second in the all time ranking of doubles titles, achieving twenty of those with Pam Shriver and another eleven with other partners. In mixed doubles she won a modest ten Grand Slam trophies. In all tournaments therefore, Martina Navratilova ended her career with FIFTY-NINE Grand Slam trophies in her cabinet.
nohe has won all four but not in a calendar year
Nadal has won 6 Grand Slams: 4 French, 1 Wimbledon, 1 Australian.Currently aged 24, Rafael Nadal from Spain has currently won nine Grand Slam titles, with two at Wimbledon in 2008 and 2010, one at the US Open in 2010, one at the Australian Open in 2009, and five at the French Open in 2005, 2006, 2007, 2008 and 2010.