João Braz de Aviz is a Brazilian Catholic prelate who served as the prefect of the Congregation for Institutes of Consecrated Life and Societies of Apostolic Life from 2011 to 2025. He began his career working for 20 years as a parish priest and seminary teacher. He a bishop in 1994 and was Bishop of Ponta Grossa from 1998 to 2002, Archbishop of Maringá from 2002 to 2004, and Archbishop of Brasília from 2004 to 2011.