Tennis star Nick Kyrgios is on Friday expected to ask an Australian court to drop an assault charge against him, citing struggles with his mental health.

Novak Djokovic played with a three-centimetre (1.2 inches) tear in his hamstring during his run to a record-extending 10th Australian Open title, tournament director Craig Tiley said on Wednesday.

The Australian Open set a Grand Slam attendance record with more than 900,000 spectators visiting over three weeks, organisers said on Tuesday, despite the absence of some big-name players and schedule disruptions due to rain.

A triumphant Novak Djokovic paraded the Australian Open trophy around the gardens of Melbourne’s Government House on Monday, his 10th title having added another notch in the plus column for those who argue he is the Greatest Of All Time (GOAT).

Novak Djokovic reclaimed top spot in the ATP rankings released on Monday after winning his 22nd Grand Slam title at the Australian Open.

New Australian Open champion Novak Djokovic said on Monday he hopes to return to action in a month's time but is "not sure" how quickly his injured hamstring will heal.

Novak Djokovic won a record-extending 10th Australian Open title on Sunday despite battling an injury that would have forced most players to quit, his coach Goran Ivanisevic said, adding that the world number one kept getting "crazier and crazier".

An emotional Novak Djokovic called it “the biggest victory in my life” after beating Stefanos Tsitsipas to win a 10th Australian Open title and equal Rafael Nadal’s 22 Grand Slam crowns on Sunday.

Stefanos Tsitsipas dreamed of holding the Australian Open trophy aloft after nodding off on the eve of Sunday’s final but Novak Djokovic ended up giving the confident Greek a rude awakening.

Novak Djokovic said his win over Stefanos Tsitsipas in Sunday’s Australian Open final was the “biggest victory” of his career, as he claimed his 22nd Grand Slam title and won back the hearts of the home fans a year after being deported from the country.

Novak Djokovic, who won a record-equalling 22nd Grand Slam title on Sunday, is driven on through controversy by his determination to be the greatest ever.

An emotional Novak Djokovic beat Stefanos Tsitsipas Sunday to claim a 10th Australian Open title and equal Rafael Nadal's 22 Grand Slam crowns, a victory that returned him to world number one.

Novak Djokovic's father was absent from his son's player's box for the Australian Open final Sunday following a controversy over images of him posing with a Russian flag featuring Vladimir Putin.

New Australian Open champion Aryna Sabalenka didn't get much sleep Saturday night after a rambunctious come-from-behind victory, but you wouldn't have known it early on the morning after.

Facts and figures ahead of Sunday's Australian Open men's final (x denotes seeding):

Novak Djokovic has won all nine of his previous Australian Open finals so confidence is sky-high as he bids to equal Rafael Nadal's Grand Slam record and return to world number one.

An emotional Aryna Sabalenka said it will take a “few more days” to sink in after battling back from a set down to win a maiden Grand Slam title at the Australian Open on Saturday.

As Novak Djokovic steps on court to face Stefanos Tsitsipas in Sunday’s championship match in Melbourne, one specific statistic from his career may well put him at ease – nine Australian Open finals played, nine Australian Open finals won.

An emotional Aryna Sabalenka battled back from a set down to beat Elena Rybakina and win the Australian Open on Saturday for her first Grand Slam title.

Australian Open chief Craig Tiley on Saturday advised Novak Djokovic's family to be "really careful" of people using the tournament's global exposure as a platform for "disruptive" purposes.