Alex de Minaur busted through his Australian Open fourth-round ceiling with a brutal display against Alex Michelsen. Now, a date with world No. 1 Jannik Sinner looms.

Alex de Minaur’s mum was all of us as she watched her son move through to the quarter-finals of the Australian Open for the first time.

In making the AO 2025 quarterfinals, Alex de Minaur became just the fifth Australian man in the Open Era to reach

Now we’re talking. Here’s the real Alex de Minaur. Hitting freely. Unencumbered. Whistling while he works. He had the weight of Melbourne Park on his shoulders but now finds himself smack-bang where he desires to be.

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.

De Minaur is the top returner on the ATP tour, winning 32.8 per cent of games against serve over the past 12 months. Two years ago that would have been a major weapon against Sinner but less so now. Before the Italian’s crowning moment at Melbourne Park last January, the chink in his armour was the service game.

World No. 8 Alex de Minaur will face the unseeded American ... as no Australian has reached the men's singles quarterfinals at the Melbourne Park since Nick Kyrgios did it in 2015.

MELBOURNE - Alex De Minaur kept the home flag flying at the Australian Open as he beat rising American Alex Michelsen 6-0 7-6(5) 6-3 to reach the quarter-finals for the first time on Monday.

The last of the Australian Open men's quarterfinals takes place in the wee hours of Wednesday morning, in the United States.

Follow Mail Sport's live blog for the latest score and game-by-game updates from the Australian Open as Alex de Minaur, Jannik Sinner and Iga Swiatek are all in quarter-final action.

A falling feather leads to a fuming German, a teenager makes an instant impact, and it is double delight for Aussie doubles. Here are the five quick hits from day 10 of the Australian Open.