It was the biggest tinderbox in world tennis. When Australian champion Lleyton Hewitt clashed with his Argentinian foes almost two decades ago, the biggest rivalry in the game spilt way beyond the baseline.

It seems a tennis ambassador can earn much more than Kevin Rudd, Australia’s actual ambassador to the United States.

Who is Cruz Hewitt? 16-year-old son of Lleyton Hewitt set for Australian Open qualifying - The teenager, who has been warming up with Jannik Sinner at Melbourne Park, received a wildcard to Australian

Nick Kyrgios’ Australian Open comeback fell at the first hurdle and now his Davis Cup return after a five-year absence is in doubt after Australian captain Lleyton Hewitt conceded the 29-year-old was “not 100 per cent” sure about his body.

Twenty years on from Lleyton Hewitt’s storeyed run to the Australian Open final, his heir apparent Alex de Minaur is charting his own course towards the Promised Land at Melbourne Park.

Todd Woodbridge has publicly backed Cruz Hewitt against claims the talented teenager does not deserve to be at the Australian Open.

Lleyton Hewitt has responded to some of the recent criticism around his son Cruz after fellow Aussie tennis great Todd Woodbridge took aim at the backlash against the 16-year-old at the Australian Open on Tuesday.

Cruz Hewitt will certainly feel more ready to tackle Australian Open qualifying which begins on Monday 6 January after practicing with World No.1 Jannik Sinner on Saturday in Melbourne.

Lleyton Hewitt says Nick Kyrgios is only at the “start of his comeback” as doubles great Todd Woodbridge urged the Australian star to “keep playing” to build stamina for more grand slam campaigns amid doubt over his tennis future.

Kokkinakis has been struggling with a pectoral injury for some time, and was forced to withdraw from the Adelaide International last week. He managed to win his first-round singles match at the Australian Open, before suffering a heartbreaking five-set loss in the second round.

Jannik Sinner will part ways with veteran coach Darren Cahill after this season, the world's top-ranked tennis player revealed Thursday in Melbourne, where Sinner advanced to the third round of the Australian Open.

Lleyton Hewitt admits he suddenly has a Davis Cup selection dilemma ahead of Australia's qualifying tie with Sweden.