The seventeenth series of the Australian television cooking show MasterChef Australia, also known as MasterChef: Back To Win and MasterChef Australia: Back To Win, was announced on 16 September 2024. It featured the same four judges as series 16, namely series 4 winner Andy Allen, food writer Sofia Levin, French chef Jean-Christophe Novelli and series 1 runner-up Poh Ling Yeow.
Similar to series 12, series 17 featured a Back to Win concept, with 24 contestants from previous series returning for a chance to win the title.
The series premiered on 28 April 2025.
Laura Sharrad won the grand finale on 12 August 2025, defeating Callum Hann 80âÂÂ73.
Contestants Sarah Todd and Declan Cleary began a relationship during filming of the series, and moved in together after elimination. In October 2025 they announced Todd was pregnant. In December 2025, Todd gave birth to twin girls.
The 24 returning contestants were announced on 16 March 2025.