He famously refused to wear a Queensland Maroons State Of Origin jersey, declaring: 'I’m from New South Wales' after frequent holidays in Byron Bay with Chris Hemsworth.
But while taking in Saturday night's AFL clash between the Gold Coast Suns and Collingwood Magpies, it appeared Matt Damon threw his allegiance behind the Victorian side as he sat with supporters wearing the club's red and yellow colours.
Amid persistent rumours he's planning to relocate Down Under, the American megastar, 47 is enjoying yet another family Australian holiday.
Catching the footy! Matt Damon downs Coronas and white wine while supporting Magpies during Gold Coast Suns clash during ANOTHER holiday Down Under
Currently vacationing in Brisbane and the Sunshine Coast with his wife, Luciana Barroso, 42, and their kids Isabella, 11, Gia, 9, and Stella, 7, Matt took some away from clan to take in the AFL game.
Sitting in the stands surround by lively supporters, The Bourne Identity star tried to remain inconspicuous underneath a black baseball cap.
Surrounded by Corona beer bottles and white wine, Matt kept it snug in navy sweater.
Cutting it loose: Surrounded by Corona beer bottles and white wine, Matt kept it snug in navy sweater
With a green lanyard around his neck and a pair of sunglasses hanging off his collar, Matt was flanked by an enthusiastic group of friends.
Encircled by the entourage, the star chatted animatedly with a fellow baseball cap wearing Magpie supporter who proudly flaunting the club colours.
Meanwhile, a blonde AFL fan got a little up close and personal with the Hollywood actor.