So far only two players have achieved the feat of holding the Australian Open, French Open, Wimbledon and US Open trophies at the same time.
rod laver
Nadal Captured US Open Title Beating Djokovic, 6-4, 5-7, 6-4, 6-2
Rafael Nadal became the seventh to complete a tennis tournament Grand Slam sweep by beating Novak Djokovic, 6-4, 5-7, 6-4, 6-2 in a match interrupted by a thunderstorm, a day after it was postponed by rain.