As Alex de Minaur looked to his supporters box desperate for some help as he was wiped off the court by Jannik Sinner, one face was glaringly absent, that of his fiancee Katie Boulter.

Australian star Alex de Minaur forms one half of a tennis power couple with his partner Katie Boulter. The duo both made it safely through the opening round of the Australian Open, with de Minaur rushing from his match at Rod Laver Arena to Kia Arena,

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.

Jelena Dokic pointed to the recent success of Alex de Minaur and Katie Boulter on Thursday to slap down suggestions Stefanos Tsitsipas and Paula Badosa have struggled on the court due to their relationship. However her comments came before Boulter suffered a shock 3-6 (3-7) 6-2 2-6 loss to Veronika Kudermetova to crash out of the tournament.

British No. 1 women’s player Katie Boulter was joined by her fiancé, fellow tennis pro Alex de Minaur, as she battled into the Australian Open second-round

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.

He’s shown what an incredible tennis player he is, and he’s ranked (in) top 10 in the world, and has been there for a whole year, which is not an easy thing to do. I’ve learnt so many different ways of becoming a better tennis player.

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.