Martina Hingis played in North America.
The Grand Slam tournaments , also called majors , are the four most-important annual tennis events . The Grand Slam itinerary consists of the Australian Open in mid January , the French Open in May and June , Wimbledon in June and July , and the US Open in August and September . Martina Hingis . After achieving moderate success in 2014 playing with Sabine Lisicki and Flavia Pennetta , she partnered with Sania Mirza in March 2015 ; together they won three consecutive Grand Slam titles . During her comeback , Hingis also won all four Grand Slam mixed doubles tournaments alongside Leander Paes and a silver medal partnering Timea Bacsinszky at the 2016 Summer Olympics in Rio de Janeiro .