 2011 US Open – Women's Singles

Ninth seed Samantha Stosur won her first Grand Slam championship, defeating the 28th seed Serena Williams, 6–2, 6–3 in the final, to win the Women's Singles tennis title at the 2011 US Open.She became the first Australian woman to win a Grand Slam since Evonne Goolagong Cawley at the 1980 Wimbledon Championships and the first Australian woman to win the US Open since Margaret Court in 1973.