Mark Parton elected new leader of the Canberra Liberals

Mark Parton Elected Leader of Canberra Liberals

Mark Parton MLA has been chosen as the new Leader of the Canberra Liberals, with Deborah Morris MLA appointed as Deputy Leader. This change follows the resignations of the former leader Leanne Castley and deputy leader Jeremy Hanson.

Leadership Transition

Leanne Castley and Jeremy Hanson stepped down earlier today to give the party "the best possible chance of success in the 2028 election." Neither contested the new leadership roles during the Liberals Party Room meeting held today.

About the Newly Elected Leaders

Mark Parton was elected to the Legislative Assembly in 2016.
Deborah Morris joined the Assembly last year.

Mark Parton's Statement

“With support from all elected members, I can announce that I have accepted the position. I would like to take this opportunity to thank Leanne Castley and Jeremy Hanson for their work over the last 12 months. It’s vital that we continue to strengthen the cohesion within our Party. By encouraging open dialogue, valuing diverse perspectives, and finding common ground, we can reinforce our shared purpose. Our priority remains clear: continue building an alternative government that delivers for the ACT.”

Assembly Roles Update

Following his appointment as leader, Mr Parton resigned as Speaker of the Legislative Assembly. A new Speaker will be elected in December. Meanwhile, ACT Greens MLA Andrew Braddock will serve as Deputy Speaker.

Previous Leadership

Leanne Castley became leader of the Liberals after the October 2024 election, succeeding Elizabeth Lee.

Summary: Mark Parton has taken the helm of the Canberra Liberals, aiming to unify the party and build a strong alternative government ahead of the 2028 election.

Canberra Daily — 2025-11-10