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) have more respect for history, ruled in 1982 that winning any four straight majors constituted a Grand Slam—and offered a $1 million bonus for it [...] But many tennis people, and most writers, and probably most fans, too, did not accept the new rules, and the I.T.F. has dropped the gimmick." Vecsey was only half right: the ITF dropped the "gimmick" of the cash bonus, but it had never changed any rules. However, the ambiguous way the ITF described the Grand Slam in their Constitution led to journalists continuing to make the same assumption as Vecsey over two decades later.