Alex De Minaur defeated the World no.1 6-4, 6-4 to give the host nation a 1-0 lead in their quarter-final tie against Serbia at the mixed teams event. Novak was broken once in each set, suffering his first defeat on Australian soil after six years and 43 consecutive wins.

Marketa Vondrousova earned a close win for the Czech Republic in the opening match of the day, when she beat Olga Danilovic 6-1, 3-6, 6-3. Novak then outplayed Jiri Lehecka 6-1, 6-7, 6-1 to even the tie. In the deciding mixed doubles match, Olga teamed with Hamad Medjedovic. The Serbian duo defeated Miriam Kolodziejova and Petr Nouza 4-6, 7-5, 10-8 to send their Team through to the United Cup quarterfinals.

In his first official match of the 2024 ATP season, Novak eased past Zhizhen Zhang 6-3, 6-2 to give Serbia a 1-0 lead in Group E clash with China in Perth. In the second match, Qinwen Zheng defeated Olga Danilovic 6-4, 6-2. Nole and Olga won a deciding mixed doubles rubber 6-4, 1-6, 10-6 to keep Serbia in contention for quarter-finals.

Novak enjoyed a remarkable 12 months, winning seven titles – including three Grand Slam trophies, two ATP Masters 1000 crowns, an ATP 250 tournament, and the Nitto ATP Finals. He was also a finalist at Wimbledon.

Kecmanovic defeated Lorenzo Musetti 6-7 (7), 6-2, 6-1. Novak then suffered a 2-6, 6-2, 5-7 loss to Jannik Sinner in a pulsating battle. Sinner and Lorenzo Sonego brought the crucial third point to their team for a place in the Davis Cup Final where they will meet Australia.

Miomir Kecmanovic beat Jack Draper 7-6 (2), 7-6 (6) to put the 2010 champions ahead. Novak Djokovic followed with a routine 6-4, 6-4 victory over Cameron Norrie, breaking once in each set to bring the second and crucial point to Serbia.

Top seed delivered a masterclass to defeat no.4 seed Jannik Sinner 6-3, 6-3 in the Nitto ATP Finals title match. By winning a record seventh season finale trophy, the world no.1 has broken a tie with Roger Federer for most titles at the prestigious year-ending championship.

The top seed delivered another impressive display at the prestigious season finale to defeat his biggest rival of the 2023 season Carlos Alcaraz (ESP, 2) 6-3, 6-2 and book his spot in the title match.

Novak, who moved to 2-1 in Green Group, advanced to the last four at the prestigious year-end event for the 12th time in 16 appearances.

Fourth seed Jannik Sinner recorded his first ever win over Novak Djokovic 7-5, 6-7, 7-6, to hand the world no.1 his first loss since Wimbledon. The defending champion will look to book his place in the last four when he meets alternate Hubert Hurkacz in the final round-robin match on Thursday.