Madison Keys is an American tennis player who, on 13 July 2009 at the age of 14, plays right-handed with a double-handed backhand. As a member of the Philadelphia Freedoms, she beat reigning Wimbledon champion Serena Williams in women's singles by a score of 5–1. At the Ponte Vedra Beach, she received a wildcard for her first WTA tournament. She beat world no. 81 Alla Kudryavtseva in the first round, but she was later defeated by top seed Nadia Petrova. In 2011, Keys won a spot in her first US Open by beating Beatrice Capra in the finals of an eight-player wildcard playoff. At the 2013 Apia International Sydney Keys made it to the quarterfinals of the Premier event defeating Lucie Safarova in the 1st round and Zheng Jie in the 2nd round. At the 2013 Australian Open, she beat Australia's Casey Dellacqua in the first round and upset the #30 seed Tamira Paszek in the second round. Her highest junior ranking was no. 35 on 6 April, 2009. She is one of the youngest tennis players to win a match on the WTA Tour.