Maria Yuryevna Kirilenko-Stepanova (Russian: Мари́я Ю́рьевна Кириле́нко, IPA: [mɐˈrʲijə ˈjʉrʲjɪvnə kʲɪrʲɪˈlʲɛnkə]; born 25 January 1987) is a former professional tennis player from Russia. She won the 2002 US Open Girls' Singles, and won her first title on the WTA Tour in 2005, defeating Anna-Lena Grönefeld in the China Open. She reached three Grand Slam singles quarterfinals, at the 2010 Australian Open, the 2012 Wimbledon Championships, and the 2013 French Open. In women's doubles, she reached two Grand Slam finals, at the 2011 Australian Open and the 2012 French Open, won the 2012 WTA Tour Championships and was a bronze medalist at the 2012 London Olympics. In June 2013, Kirilenko reached her career-high ranking of world No. 10. In September 2014, she played her last WTA event in Beijing.