Joseph Henri Marceau (October 29, 1879 – 1955) was an Ontario contractor and political figure.
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.
In 1900, he married Elida Seguin.
Marceau was a general contractor and was also involved in the timber trade.
He also served as a member of the town council for North Bay from 1909 to 1912.
Marceau was an unsuccessful candidate for a seat in the provincial assembly in 1914.