Agnieszka Radwanska is a professional tennis player from Poland who has been dubbed the "Queen of the Court." She has won numerous titles throughout her career, including the WTA Finals in 2015 and the WTA Tour Championships in 2012.
From Wikipedia
Agnieszka Roma Radwańska is a Polish former professional tennis player and current coach. She was ranked world No. 2 in women's singles by the Women's Tennis Association (WTA), in July 2012. Radwańska won 20 WTA Tour singles titles, including the 2015 WTA Finals, and two doubles titles. She was also the runner-up at the 2012 Wimbledon Championships.