Elphège Marier (31 July 1888 – 1 January 1978) was a Liberal party member of the House of Commons of Canada.
Marier was educated at Drummondville, at Nicolet Seminary then at the University of Montreal where he received his Bachelor of Arts and Doctor of Laws degrees.
From 1918 to 1938 he served as recorder for Pointe-Claire, Quebec and participated in that community's school commission from 1931 to 1938.
On 24 August 1949, Marier was appointed a judge of the Superior Court of Quebec and resigned from the House of Commons.
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