John Joseph McDonald (25 March 1904 – 24 February 1959) was Labor Party Member of the Tasmania House of Assembly for the electorate of Bass from 9 June 1934 until his resignation on 16 April 1945. He was the son of James McDonald and the brother of Thomas Raymond McDonald, both also members of the Tasmanian Parliament.^[1]

From 1940 to 1943, during World War II, McDonald served in the Australian Army with the 1st Motor Brigade, and was discharged with the rank of lieutenant.^[2]

McDonald, then a bookmaker,^[3] was sentenced to ten years imprisonment in 1951 for the manslaughter in Burnie of his then de facto wife Marjorie Holgate (also known as Marjorie McDonald).^[4] John McDonald was released in April 1956, and then served as a public service clerk in the Public Works Department at Poatina until his death.^[5]

• Hughes, Colin A.; Graham, B. D. (1976). Voting for the South Australian, Western Australian and Tasmanian Lower Houses, 1890–1964. Canberra: Australian National University. ISBN 0-7081-1334-6.