(Minas, Uruguay, 16 November 1894 – 21 October 1970) was a Uruguayan Roman Catholic cleric.

Ordained 19 February 1921 in the Congregation of the Most Holy Redeemer, he was appointed Bishop of Melo in 1929; he was ordained bishop by the Apostolic Nuncio to Argentina, Archbishop Filippo Cortesi.

Finally, in 1955 is created the Diocese of Florida, which Paternain still holds.

After a very long, fruitful bishopric, in 1960 he resigns as Bishop of Florida; he is appointed titular bishop of Mades in February and, in September, titular archbishop of Achrida.

This article about a Roman Catholic bishop from Uruguay is a stub.