2012 ATP World Tour Finals – Singles


was the defending champion, but lost to Novak Djokovic 6–7, 5–7 in the final.
Janko Tipsarević made his debut as a direct qualifier, after playing two matches as an alternate in 2011.

Seeds

Draw

Finals

Group A

Standings are determined by: 1) Number of wins; 2) Number of matches; 3) In two-players-ties, head-to-head records; 4) In three-players-ties, percentage of sets won, or of games won initially to sort out a superior/inferior player, then head-to-head records; 5) ATP rankings

Group B

Standings are determined by: 1) Number of wins; 2) Number of matches; 3) In two-players-ties, head-to-head records; 4) In three-players-ties, percentage of sets won, or of games won initially to sort out a superior/inferior player, then head-to-head records; 5) ATP rankings