Thomas Marwick

This article is about the Australian politician. For the Scottish architect, see Thomas P. Marwick.

Thomas Marwick
Senator for Western Australia
In office 19 August 1936 – 22 October 1937
Preceded by	William Carroll
Succeeded by	James Cunningham
Member of the Australian Parliament for Swan
In office 21 December 1940 – 21 August 1943
Preceded by	Henry Gregory
Succeeded by	Don Mountjoy
Personal details
Born	(1895-04-29)29 April 1895 York, Western Australia
Died	3 April 1960(1960-04-03) (aged 64) Subiaco, Western Australia
Political party	Country (1936–43)
Occupation	Engineer, farmer

Thomas William Marwick (29 April 1895 – 3 April 1960) was an Australian politician.

Born in York, Western Australia, he was educated at Catholic schools and at Perth Technical College before becoming an engineer. He farmed at Brookton and at York before entering politics.

In 1936, he was appointed to the Australian Senate to fill a casual vacancy; he represented the Country Party. He was defeated in 1937. In a 1940 by-election for the House of Representatives seat of Swan, Marwick was elected to succeed Henry Gregory. He was the first West Australian to have served in both houses of federal parliament.

He was defeated in the next federal election in 1943. He retired to become a farmer, and died in 1960 in Subiaco, Western Australia.