Katie Boulter had an adorable message for a fellow tennis power couple after they won matches on the same day at the Australian Open. Gael Monfils and Elina Svitolina both upset the No. 4 seeds in the men’s and women’s singles draws in back-to-back matches on Margaret Court Arena.

Round of 16 action at the Australian Open features young American Alex Michelsen against Australia’s hope Alex de Minaur, while the ageless Gael Monfils squares off with Ben Shelton.

Roger Federer won all 17 of his matches against Spain’s David Ferrer while Novak Djokovic has triumphed 20 times over Gael Monfils. Sometimes an opponent is just better than you. Alex de Minaur ...

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

Jannik Sinner brushed off concerns about his health with a brutal destruction of home hope Alex de Minaur in the quarter ... playing 38-year-old Frenchman Gael Monfils in the fourth round.

Gael Monfils expressed extreme confidence on ... Michelsen will next face Alex de Minaur. The eighth-seeded Australian got past No. 31 Francisco Cerundolo of Argentina 5-7, 7-6 (3), 6-3, 6-3.

It was a day to remember at the Australian Open, with Learner Tien becoming the youngest to reach the fourth round since Rafael Nadal in 2005 and Gael Monfils ... s Alex de Miñaur achieved ...

who was stunningly beaten by 38-year-old Gael Monfils on Saturday, and we could be seeing The Stars and Stripes being well-represented deep in majors for years to come. With Alex de Minaur the ...

MELBOURNE – Jannik Sinner battled dizzy spells on Jan 20 to reach an Australian Open quarter-final against Alex de Minaur ... an exhausted Gael Monfils of France called it quits with Shelton ...

The future of men’s tennis has been on show at the Australian Open but Gael Monfils struck a major blow for the ... three-time finalist Daniil Medvedev in a late-night clash. Alex de Minaur (pictured) battled from a set down to earn a hard-fought victory ...

Record crowds roamed Melbourne Park, new stars emerged, and old ones wound back the clock. Revellers had fun at the party court, but the same conduct was not welcomed by the players as it bled into the big matches.

Nick Kyrgios was left in absolute disbelief after reading one comment about Alex de Minaur's game that he even declared it "the worst take ever." At this year's Australian Open, the top-ranked Australian male tennis player reached his first quarterfinal at Melbourne Park before Jannik Sinner ended his campaign with a routine 6-3 6-2 6-1 win.