Ana Ivanovic was the top ranked female tennis player in the world way back in 2008. Ivanovic is currently ranked 16 and about to turn 26 in a couple weeks. She is also dating Ivan Paunic, a Serbian basketball player who plays in Liga Endesa, the top tier basketball league in Spain. During recent Ivanovic matches, Paunic can be seen shouting hearts and encouragement at Ivanovic on Twitter. You know, in case she checked Twitter in the middle of her match.