World number four Jannik Sinner recorded his first ever triumph against Novak Djokovic in their group stage match at ATP World Tour Finals 2023, recording a 7-5, 6-7(5), 7-6(2) win. Sinner's win ended Djokovic's 19-match winning streak. "I wasn't aggressive enough, I wasn't decisive enough...He was more courageous," stated Djokovic. The match lasted for more than three hours.