2011 Australian Open was taken from the "Serena Slam" which was coined when Serena Williams won all four Grand Slam titles in a row spanning two calendar years, which in turn was taken from the "Tiger Slam" in which golfer Tiger Woods accomplished a similar feat in golf. Nadal was the number one seed and led the field. The other top ten seeds were; sixteen time Grand Slam champion, Roger Federer, 2008 Australian Open winner Novak Djokovic, two time Grand Slam finalists Robin Söderling and Andy Murray, Wimbledon runner up Tomáš Berdych, David Ferrer, 2003 US Open champion Andy Roddick, Fernando Verdasco and
2011 Australian Open wildcards in the men's draw. In an agreement with the United States Tennis Association, Tennis Australia gave one man and one woman from the United States a wildcard into the Australian Open. Tennis Australia also has a similar agreement with the French Tennis Federation. The Australian Open is promoted as "the Grand Slam of Asia/Pacific"; one male and one female player from this geographical area was awarded a wildcard. The final wildcard was awarded to the winner of the Australian Open wildcard playoff, a tournament between Australian players, who do not receive direct entry into the draw. Below is a