Career
He represented Nipissing in the Legislative Assembly of Ontario from 1919 to 1923 and from 1935 to 1937 as a Liberal member. He was born in Pont-Rouge, Quebec, the son of Hypolite Marceau, and was educated in North Bay, Ontario. Marceau was a general contractor and was also involved in the timber trade.
Marceau was an unsuccessful candidate for a seat in the provincial assembly in 1914.
He was elected for a second time in a 1935 by-election held after the death of Théodore Legault. He died in 1955 and was buried at Saint Marys Roman Catholic Cemetery in Nipissing.