Andy Murray in the final in 3 sets to win his fourth consecutive tournament and first Paris Masters title. In November 2016, Murray reached the final of the ATP World Tour Finals for the first time before winning against Novak Djokovic in two sets, thus reaching year-end No. 1 and in doing so, becoming the first player to win a Grand Slam, the ATP World Tour Finals, the men's singles at the Olympic Games and a Masters 1000 title in the same calendar year. The International Tennis Federation recognised Murray as their men's 2016 ITF men's world champion, the first time Murray
Grand Slam (tennis) Federation designated the Australasian, French (before 1925 only open to members of French tennis clubs), British and American championship tournaments as the four majors. Before that time only three events: Wimbledon, the World Hard Court Championships (held in Paris & once in Brussels) and the World Covered Court Championships (held in various locations) were considered the premier international tennis events by the ILTF. Tony Wilding of New Zealand won all three of those earlier majors in one year: 1913. It has been possible to complete a Grand Slam in most years and most disciplines since 1925. It was not possible