Kenneth Norman Fletcher, born in Annerley, Brisbane in 1940, was a great doubles player and the only man to win a mixed doubles Grand Slam with Margaret Court in 1963, winning the Australian Open, French Open, Wimbledon, and United States Championships. He also won the Australian Championship seven times. After retiring from tennis at the age of 26 he worked as a stockbroker until 1995 when he started his own financial planning company. He married three times: firstly to Jill Murphy, with whom he had two children; then to Penny Harmsen, with whom he had another child; and finally to American Suzanne Lenglen, with whom he had a son. Fletcher died in Melbourne on 16 January 2017 at the age of 73. In 2007, he was ranked number one in Australia for most career titles with 24. In 2009, ESPN listed him as the ninth greatest male singles player of all time. Tennis Channel named him the 17th greatest male tennis player of all time. In 2010, The Guardian listed him as one of the five best male doubles players of all time. His sister Christine is also a former tennis player. She too won the Australian Open girls' singles title in 1962. Their father George Fletcher was an amateur tennis player who went on to become a successful sports agent.