Jannik Sinner disposed of Holger Rune in four sets in the fourth round of the Australian Open as the World No. 1 player looks to make it back-to-back Grand Slam

Jannik Sinner has played some illness concerns following a ruthless victory over Alex De Minaur at the Australian Open.

Follow live text and radio commentary as Alex de Minaur plays Alex Michelsen in the Australian Open fourth round.

I have a very experienced team with me, which I’m very grateful and happy (for). I (realised) straight away that I’m ready for today. Let’s see what’s coming now in the semis."

Jannik Sinner has marched into the semi-finals of the Australian Open after comprehensively defeating Alex de Minaur in straight sets.In arguably the biggest match of de Minaur's career, the local hope wasn't even given a sniff against the world No.

The most interesting match on Monday 20 January at the 2025 Australian Open is certainly the one between Jannik Sinner and Holger Rune. These two players have always played very spectacular and balanced matches against each other, with the h2h balance in perfect parity at 2-2.

This was de Minaur’s fourth consecutive trip to the round-of-16 in Melbourne, including straight-sets defeats from Sinner (2022) and Novak Djokovic (2023) before the heartbreak of losing to Andrey Rublev last year from two-sets-to-one up.

After telling fans on the weekend his "legs are back", Alex de Minaur proved it on his way to the Australian Open quarterfinals.

Jannik Sinner was suffering from heat and other problems during his fourth-round match at the 2025 Australian Open against 13th seed Holger Rune. He even took an 11-minute medical timeout following which he finished the match in his favor with a scoreline of 6-3,

In the quarterfinals, Sinner will face No. 8 Alex de Minaur of Australia, who ousted American Alex Michelsen 6-0, 7-6 (5), 6-3. It will be the first quarterfinals appearance for de Minaur in his home country's Grand Slam, and he became just the third Aussie man to reach the round in 20 years.

Rune, a 21-year-old from Denmark, was trying to get to the quarterfinals in Melbourne for the first time. Sinner will face No. 8 Alex de Minaur of Australia or unseeded Alex Michelsen of the U.S ...

MELBOURNE – First came the medical timeouts, one each for Jannik Sinner and Holger Rune with the temperature ... Sinner will face No. 8 Alex de Minaur of Australia or unseeded Alex Michelsen ...