Youngest Grand Slam Singles and Doubles Champion, Martina Hingis

Martina Hingis is one of the Greatest Female Tennis Players in the
History of Tennis from Switzerland. She won 18 Grand Slam Titles totally including
Singles 5, Doubles 10 and Mixed Doubles 3 in her Career. She is the youngest Grand Slam singles and Doubles Champion as well as Youngest
World No 1 Ranker in the open era of Tennis. She is considered to be ‘All time Greatest Player’ and elected into ‘International
Tennis Hall of Fame’.