The current Australian Open champion and former number one, Caroline Wozniacki had a total earning of $13 million. Out of this, her endorsement earnings were of $6 million. Her endorsement partners include Adidas, Usana, Rolex, Babolat and more. In 2018, she partnered with Ovvo Optics for her own sunglasses line. Her prize money between June 2017 and June 2018 is $7 million.