Eladio Vicuña Aránguiz (June 2, 1911 – June 29, 2008) was a Chilean prelate of the Roman Catholic Church.
He was born in Santiago de Chile.
During his religious career, Aránguiz worked as the Bishop of Chillán (1955–1974) and as the Archbishop of Puerto Montt (1974–1987).
In the latter position, he was succeeded by Savino Bernardo Maria Cazzaro Bertollo.
This article about a Roman Catholic archbishop from Chile is a stub.