When Carlos Alcaraz is on court for a training session, perhaps working on his newly revamped service motion, he's doing so to buttress a game already good enough to claim four Grand Slam titles. He's also got his young rival,

The two defending champions, Jannik Sinner and Aryna Sabalenka, enter the 2025 Australian Open as favorites to win in Melbourne again.

Jannik Sinner will go into his Australian Open defence knowing a court hearing in Switzerland in three months could condemn him to a potential two-year ban from the game for doping.

Italy's Jannik Sinner returns the ball to Netherlands' Tallon Griekspoor during the Davis Cup final tennis match between Netherlands and Italy at the Martin Carpena Sports Hall in Malaga, southern Spain, Sunday, Nov. 24, 2024. Credit: AP/Manu Fernandez

Alcaraz won the French Open and Wimbledon titles last year while Sinner claimed the Australian Open and U.S. Open trophies as the pair heralded a new era for the men's game by shutting out 24-times Grand Slam champion Novak Djokovic.

Like many others, the Briton sees Jannik Sinner, Alexander Zverev, Carlos Alcaraz or Novak Djokovic lifting a trophy on January 26. The former Wimbledon semi-finalist further reduced the favorites list, naming Sinner and Alcaraz as the players to beat.

Jannik Sinner, another player who spent time at No. 1 and tested positive in 2024, said ahead of the Australian Open, where he's the defending champion, that he hasn't been told when the World Anti-Doping Agency's appeal of his exoneration will be heard in court.

Defending champion Jannik Sinner and 10-time Australian Open winner Novak Djokovic have landed in opposite sides of the draw for the season’s first major, ruling out a replay of last year’s semifinal

Novak Djokovic launches his latest bid for a record-extending 11th Australian Open title against US wildcard Nishesh Basavareddy.

Jannik Sinner will open his campaign against Nicholas Jarry, and Novak Djokovic will face Indian-origin American player Nishesh Basavareddy in his opener.

Novak Djokovic has revealed his father is putting pressure on him to retire from tennis as the 2025 Australian Open rapidly approaches. The Serb, who failed to win a major in 2024, will be hoping to secure glory Down Under - having previously done so on 10 occasions over the years.