Andy Murray will open his ATP World Tour Finals account against Marin Cilic on November 14.
Murray, who was officially crowned world number one on Monday, will get his campaign up an running in London against Cilic, who made the season-ending event by finishing seventh in the standings.
The Scot has a fantastic record against his Croatian opponent, winning 11 of the 14 meetings, but their most recent encounter resulted in a victory for the 2014 US Open champion at the Cincinnati Masters.
Britain's Davis Cup hero has also been drawn alongside Swiss ace Stanislas Wawrinka and Japan's Kei Nishikori in the John McEnroe Group, which has already been dubbed the "group of death".
Murray, a three-time Grand Slam champion, has never won the tournament but will be extremely confident having won his past four events, the most recent of those being the Paris Masters on Sunday.
In the Ivan Lendl Group, world number two Novak Djokovic, who was knocked out at the quarter-final stage in Paris, will take on Austria's Dominic Thiem in the opening match.
The Serbian, who has won the event five times and enters as the defending champion, will also go up against Canada's Milos Raonic and the entertaining Frenchman Gael Monfils.