John Murray Wheeldon (9 August 1929 – 24 May 2006) was an Australian politician and journalist.
He was a member of the Australian Labor Party (ALP) and served as a Senator for Western Australia from 1965 to 1981.
He held ministerial office in the Whitlam Government as Minister for Repatriation and Compensation (1974–1975) and Minister for Social Security (1975).
He was known for his views on Australian foreign policy and after leaving politics became an editorial writer for The Australian.