Prosper A. Arsenault (May 25, 1894 – October 28, 1987) was an educator and political figure on Prince Edward Island.
He was born in Howlan, Prince Edward Island, the son of Julitte Arsenault, and was educated there and at St. Dunstan's College.
He served in the province's Executive Council as a minister without portfolio from 1958 to 1959.
He was defeated when he ran for reelection to the provincial assembly in 1959.
This article about a Prince Edward Island politician is a stub.