Rafael Nadal is a Spanish professional tennis player who has been ranked among the world's Top 5 since 2003. He is the second male player to achieve the Career Golden Slam and the first to win seven French Open titles. His repetitive success on clay has earned him the nickname "The King of Clay", and has prompted several experts to regard him as the greatest claycourt player in history. A prolific player, Nadal has won eleven Grand Slam singles titles, the 2008 Olympic gold medal in singles, a record 21 ATP World Tour Masters 1000 tournaments and was also part of the Spain Davis Cup team that won the finals in 2004, 2008, 2009 and 2011. Nadal once had a 32-match winning streak in 2008, starting at the 2008 Masters Series Hamburg and lasting up to the 2008 Western & Southern Financial Group Masters in Cincinnati. He won the Roland Garros title for four consecutive years, from 2005 to 2008, and also the Wimbledon tournament in 2008 against tennis star Roger Federer. The following year, Rafael Nadal won the Australian Open, and proceeded to win his second Wimbledon in 2010, in which year he also won his first U.S. Open and fifth Roland Garros tournament. In 2011, he won his sixth Roland Garros title, followed by a seventh Rolland Garros win in 2012.