About Stephen Mullighan
Born 2012. Stephen Mullighan is an Australian politician and political adviser.
Hon Stephen Campbell Mullighan GAICD (born ) He served as the Treasurer of South Australia in the First Malinauskas ministry from 2022 to 2025.
Political career Mullighan entered cabinet in March 2014 and remained there until the March 2018 election when his party lost office.
He previously held the portfolios of Minister for Defence and Space Industries (April 2024 to September 2025), Minister for Police (January 2025 to September 2025), Minister for Transport and Infrastructure (March 2014 to March 2018), Minister for Housing and Urban Development (January 2016 to March 2018), Member of the House of Assembly, Parliament of South Australia, Member for Lee (March 2014 to March 2026).
He is aligned with the Labor Right faction.
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Important facts
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Frequently asked questions
Who is Stephen Mullighan?
Australian politician
When was Stephen Mullighan born?
Stephen Mullighan was born on 14 April 2012.
What is Stephen Mullighan's occupation?
Stephen Mullighan is a politician and political adviser.
What nationality is Stephen Mullighan?
Stephen Mullighan is Australian.
Sources & further reading
· Wikipedia: Stephen Mullighan
Cite this page
APA: Biography.guide. (2026). Stephen Mullighan. https://biography.guide/stephen-mullighan/
MLA: "Stephen Mullighan." Biography.guide, https://biography.guide/stephen-mullighan/.
Chicago: "Stephen Mullighan." Biography.guide. https://biography.guide/stephen-mullighan/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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