Martina Hingis (born Martina Hingisov√°; 30 September 1980) is a Swiss former professional tennis player. She is the first Swiss player, male or female, to win a Grand Slam and attain a No. 1 ranking. She spent a total of 209 weeks as the singles world No. 1 and 90 weeks as doubles world No. 1, holding both No. 1 rankings simultaneously for 29 weeks. She won 5 Grand Slam singles titles, 13 Grand Slam women's doubles titles, winning a calendar-year women's doubles Grand Slam in 1998, and 7 Grand Slam mixed doubles titles, for a combined total of 25 major titles.

At the 2017 Wimbledon mixed doubles competition, Hingis paired up with new partner Great Britain's Jamie Murray after splitting from Leander Paes. As top seeds they reached the final without losing a set, before defeating defending champions Heather Watson and Henri Kontinen in the championship match.

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