Career
He was archbishop of Puerto Montt in Chile from 1988 to 2001. Cazzaro was ordained a priest on April 16, 1949. Pope Paul VI appointed him Vicar Apostolic of Aysén on December 10, 1963.
He participated at the third and the fourth session of the Second Vatican Council until 1965.
In February 1988, Cazzaro was appointed archbishop of Puerto Montt by Pope John Paul World War II He retired from this post on February 27, 2001.