Grand Slam (tennis) ten women have won Career Grand Slams in singles play (rows one and two); among them two men and five women have at least two Career Grand Slams in singles (column three). Since the beginning of the open era, five men (Rod Laver, Andre Agassi, Roger Federer, Rafael Nadal, Novak Djokovic) and six women (Margaret Court, Chris Evert, Martina Navratilova, Steffi Graf, Serena Williams and Maria Sharapova) have achieved this. Several singles players have won three major championships without achieving the Career Grand Slam, grouped by the "missing" Grand Slam tournament: Several doubles players have won three major championships without
Ken Flach Ken Flach Kenneth Eliot Flach (May 24, 1963 – March 12, 2018) was a professional tennis player from the United States. A doubles specialist, he won four Grand Slam men's doubles titles (two Wimbledon and two US Open), and two Grand Slam mixed doubles titles (Wimbledon and French Open). He also won the men's doubles Gold Medal at the 1988 Olympic Games in Seoul, partnering Robert Seguso. Flach reached the world no. 1 doubles ranking in 1985. Flach played doubles on the U.S. Davis Cup team from 1985–1991, compiling an 11–2 record. He was also a member of the U.S.