James Edward Chalmers is an Australian politician. He has been Treasurer of Australia in the Albanese government since May 2022. He is a member of the Australian Labor Party (ALP) and has served as a member of parliament for the division of Rankin since 2013.

The treasurer of Australia, also known as the Federal treasurer or simply the treasurer, is the minister of state of the Commonwealth of Australia charged with overseeing government revenue collection, federal expenditure and economic policy as the head of the Department of the Treasury. The current treasurer is Jim Chalmers, who was selected by Prime Minister Anthony Albanese in May 2022 following the 2022 Australian federal election.