Samantha Stosur - Samantha 'Sam' Jane Stosur (English pronunciation: /ˈstoʊzər/ stoh-zər, born 30 March 1984) is an Australian professional tennis player. She is a former world No. 1 on the WTA Tour in doubles with Lisa Raymond from the United States. In singles, Stosur has wins against former No. 1s Ana Ivanović, Jelena Janković, Serena Williams, Dinara Safina, Lindsay Davenport, Amélie Mauresmo, Justine Henin and Caroline Wozniacki.