Answer of this question "Who won mixed doubles title of US Open ?", here are 4 choices for this question : Leander Paes and Sania Mirza, Leander Paes and Sahina Nahiwal, Leander Paes and Martina Hingis, Leander Paes and Daniel Nestor. Answer Is "Leander Paes and Martina Hingis".
Leander Paes of India and Martina Hingis of Switzerland won mixed doubles title of US Open. The couple also won Australian Open and Wimbledon earlier this year.