| Named Martina in honour of her mother's favourite player, Martina Navratilova, at 16 Hingis became the youngest Grand Slam winner of the 20th century and the youngest ever World #1. Despite winning 5 slams in 2 years, she struggled with the power hitting in the women's game. She retired due to injury aged just 22 before making several ill-fated comebacks, which included a 2 year doping ban. Hingis enjoying great success later in her career as a doubles specialist, winning 10 Grand Slams between 2013-2017. |