The Assistant Treasurer of Australia is the minister of state of the Commonwealth of Australia charged with assisting the Treasurer with overseeing government revenue collection, federal expenditure and economic policy as the head of the Department of the Treasury.

Stephen Jones MP, who was appointed by Prime Minister Anthony Albanese in May 2022 following the 2022 Australian federal election.

Jones also serves as Minister for Financial Services.

The following individuals have been appointed as Assistant Treasurer, or any precedent titles:[1] The following individuals have been appointed as Minister for Financial Services, or any precedent titles:[2] The Competition and Consumer Act 2010 (formerly the Trade Practices Act 1974) is administered by the Treasurer through the Australian Competition and Consumer Commission, but was formerly administered by other ministers.

The following individuals were appointed as ministers with responsibility for competition and consumer affairs matters:[3] The following individuals have been appointed as Assistant Minister for Competition, Charities and Treasury, or preceding titles:[1]