The competition this year is huge for aspiring singing stars aiming to elevate their careers by winning Australian Idol.
With just three contestants left in the competition, hopeful singers must give their all to convince judges Amy Shark, Kyle Sandilands, and Marcia Hines that they have what it takes to win the legendary reality singing competition.
“Set to be the toughest and most surprising season yet, the judges are looking for the ultimate performer, with only room for the best of the best: a singer with the sound, style and star quality to win the heart of the nation,” the Seven statement read.
Scroll on to meet all the contestants who have progressed through to the grand final on Australian Idol in 2025.
Marshall Hamburger
19
Marshall, aged 19, from the Sunshine Coast, played the piano and sang to Every Little Thing She Does Is Magic by Sting for his audition.
To secure his spot in the grand final, Marshall sang Steve Winwood’s Higher Love.
Gisella Colletti
16
16-year-old Gisella auditioned at Marcina Hines’ show in Perth singing I am Changing by Jennifer Hudson for her audition.
To secure her spot in the grand final, Gisella sang Hero by Mariah Carey.
Iilysh Retallick
17
17-year-old Iilysh from Culcairn, NSW, belted You Oughta Know by Alanis Morrissette which has secured her in the top 30 for Australian Idol.
To secure a place in the grand final, Iiysh sang Bon Jovi’s It’s My Life.
