Tennis fans have expressed their surprise after it was confirmed on Wednesday that Alex de Minaur won't defend his back-to-back titles at the Mexican Open next month. The ATP 500 event in Acapulco released its official entry list on Wednesday,

Alex de Minaur will be aiming to make the Australian Open quarter-finals for the first time when he takes on American talent Alex Michelsen at Rod Laver Arena on Monday night. The Australian eighth seed has reached the fourth round on four occasions but has never made it through to the last eight at Melbourne Park.

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 and Katie Boulter were seen cheering each other on during the Australian Open. Find out more here.

Earlier in the day, Iga Swiatek cruised past Emma Navarro 6-1, 6-2 in their Women’s Singles quarter-final while Madison Keys secured a surprising 3-6, 6-3, 6-4 victory over Elina Svitolina to set up a meeting with Swiatek tomorrow.

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

Alex de Minaur gave a cute nod to his fiance, Katie Boulter, after reaching his first Australian Open quarter-final. The world No. 8 downed rising star Alex Michelsen 6-0 7-6 (5) 6-3 on Monday to break new ground at his home Grand Slam tournament.

The WTA No. 25 was in the stands of Rod Laver Arena to watch De Minaur break new ground at the Australian Open on Monday, cheering him on as he beat Alex Michelsen in the last 16.

Here is everything you need to know about Alex De Minaur vs. Jannik Sinner, including TV and streaming options for the match.

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.

To make matters worse, de Minaur has also struggled to beat higher-seeded players throughout his Australian Open career; the Aussie is 15-0 all-time against players ranked lower than him, but just 1-8 against those above him, the lone win coming against then-world no. 87 Gerald Melzer in 2017, his debut at his home Grand Slam.