Sony Ericsson WTA Tour musim 2011
caption: Grand Slam women's singles champions of 2011: Australian Open titlist Kim Clijsters (top left), French Open winner Li Na (top right), Wimbledon champion Petra Kvitová (bottom left), and US Open winner Samantha Stosur (bottom right).
caption: Caroline Wozniacki was the number 1 player in the world for all weeks but one in 2011