1940 Swan by-election

1940 Swan by-election
	21 December 1940
MP before election; Henry Gregory; Country	Elected MP ; Thomas Marwick; Country

A by-election was held for the Australian House of Representatives seat of Swan on 21 December 1940. This was triggered by the death of Country Party MP Henry Gregory.

The by-election was won by Country Party candidate Thomas Marwick, who had been a member of the Senate from 1936 to 1937.

Results

Swan by-election, 1940^[1]
Party		Candidate	Votes	%	±%
	Labor	Jim Dinan	16,729	37.4	+9.2
	Country	Thomas Marwick	12,354	27.6	−1.6
	Country	Percy Ferguson	10,628	23.8	+23.8
	Independent	Claude Barker	4,980	11.1	+11.1
Total formal votes			44,691	98.5
Informal votes			701	1.5
Turnout			45,392	84.6
Two-party-preferred result
	Country	Thomas Marwick	23,537	52.3	−5.2
	Labor	Jim Dinan	21,154	47.3	+5.2
	Country hold		Swing	−5.2

^ "By-Elections 1940-1943". Psephos. Archived from the original on 3 August 2008.

By-elections of the 16th Parliament of Australia (1940–1943)
1940	Kalgoorlie
1941	Boothby
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