“When I was at my best in pre-season,I picked up an injury through a chance,unnatural movement in training. This time it’s the semimembranosus muscle in my right leg,” he wrote on Twitter.
“I’d worked so hard to get to my best level for Australia,but,unfortunately,I won’t be able to play the Care A2+ Kooyong or the Australian Open.
“It’s tough,but I have to be optimistic,recover and look forward. See you in 2024.”
Alcaraz won his maiden grand slam title at last year’s US Open,an historic performance that included winning three straight five-set matches before beating Norway’s Casper Ruud in four sets in the final.
The teenage sensation is part of a youthful uprising on the men’s tour,joining fellow young guns Felix Auger-Aliassime,Holger Rune and Jannik Sinner in being ranked inside the world’s best 15 players.
Djokovic will return to Melbourne Park this month after a series of dramatic events related to his unvaccinated status led to him being deported last year.