2014 ATP World Tour Finals – Singles

Two-time defending champion Novak Djokovic won the singles tennis title at the 2014 ATP Finals after Roger Federer withdrew from the final. It marked the first walkover in a final in the 45-year history of the tournament. It was Djokovic's fourth Tour Finals title.

Kei Nishikori, Milos Raonic and Marin Čilić made their debuts at the event.

Seeds
🇷🇸 Novak Djokovic (champion) Roger Federer (final, withdrew due to back injury) Stan Wawrinka (semifinals) 🇯🇵 Kei Nishikori (semifinals)

🇬🇧 Andy Murray (round robin) 🇨🇿 Tomáš Berdych (round robin) 🇨🇦 Milos Raonic (round robin, withdrew because of a thigh injury) Marin Čilić (round robin)

Alternates
• # 🇪🇸 David Ferrer (replaced Raonic, round robin)

• # 🇪🇸 Feliciano López (Did not play)

Group B
''Standings are determined by: 1. number of wins; 2. number of matches; 3. in two-player ties, head-to-head records; 4. in three-player ties, percentage of sets won, or of games won, then head-to-head records; 5) ATP rankings.''