Background
He was born on July 8, 1897 in Saint-Hugues and was a notary.
He was born on July 8, 1897 in Saint-Hugues and was a notary.
Dumaine successfully ran as a Liberal Party of Canada candidate for the Bagot district in a 27 January 1930 by-election. He was re-elected there in the 1930 federal election. He did not run for re-election in the 1935 election.
He was re-elected in the 1936 election, but his election was cancelled and he lost the subsequent by-election against Union Nationale candidate Philippe Adam.
Dumaine was re-elected in the 1939 and 1944 elections. He served as Deputy Speaker from 1942 to 1943 and as from 1943 to 1945.
Dumaine died in office on October 11, 1946. He was succeeded by Union Nationale politician Daniel Johnson, Senior
Liberal Party of Canada, Quebec Liberal Party.