answers: 1256
context: achieving the Career Grand Slam: Only six players have completed a Career Grand Slam in both singles and doubles: one male (Roy Emerson) and five female (Margaret Court, Doris Hart, Shirley Fry Irvin, Martina Navratilova, and Serena Williams). Court, Hart and Navratilova are the only three players to have completed a "Career Boxed Set", winning all four titles in singles, doubles, and mixed doubles; this has never been done by a male player. The remainder of this section is a complete list, by format, of all players who have won the Career Grand Slam. Players are ordered chronologically by their </s> Jimmy Connors James Scott Connors (born September 2, 1952) is a retired American world No. 1 tennis player, often considered among the greatest in the history of the sport. He held the top ATP ranking for a then-record 160 consecutive weeks from 1974 to 1977 and a career total of 268 weeks. By virtue of his long and prolific career, Connors still holds three prominent Open Era men's singles records: 109 titles (he is the only man to win 100), 1535 matches played, and 1256 match wins. His titles include eight majors (five US Open, two Wimbledon, one Australian Open), </s> May 1957), Ken Rosewall played 76 matches on a tour against Pancho Gonzales but only 9 tournament matches. Joe McCauley determined that for 1952, only 7 professional tournaments were played by the top international players, and 2 other professional tournaments (the British Pro and the German Pro) were reserved for domestic players. Only during the 1960s did professional tournaments become more significant than tours. In addition to head-to-head events several annual professional tournaments were called championship tournaments. The most prestigious was usually the Wembley Championship, held at the Wembley Arena in England, played between 1934 and 1990. The oldest was
question: who has won the most tennis matches in history