Flavia Pennetta is an Italian former professional tennis player. She became Italy's first top-ten female singles player on 17 August 2009 and the first Italian to be ranked world No. 1 in doubles, on 28 February 2011. She is a major champion, having won the 2011 Australian Open women's doubles title with Gisela Dulko, and the 2015 US Open singles title over childhood friend Roberta Vinci in the first all-Italian major final.