2016 Andy Murray tennis season to defend the Olympic singles title. In the 2016 season, Murray became the first male player to win singles titles at a Grand Slam, the Olympics, a Masters 1000 event, and the ATP Finals in the same calendar year (Serena Williams, in 2012, is the only other person to accomplish this feat). On 7 November, Murray became the first British man and twenty-sixth male player to attain the world No. 1 ranking in singles since records began in 1973, displacing long-time rival and friend, Novak Djokovic. At , Murray is the oldest first-time singles No. 1 in the last 40
Grand Slam (tennis) 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