Antônio Augusto Brandão de Aras (born 4 December 1958) is a Brazilian attorney, former sub-Prosecutor-General of Brazil, professor in the Law School of University of Brasília (UnB) and had served as Prosecutor General of Brazil from 2019 to 2023.

In 1992, he married Maria das Mercês de Castro Gordilho, current sub-Prosecutor-General of Brazil.

In 2005, he concluded his doctor's degree in constitutional laws in Pontifical Catholic University of São Paulo (PUC-SP).

During his representation, CADE was considered the best anti-trust agency in the Americas, with the official recognition of the MPF participation.

He acted, by entrance examination, as National Finances Prosecutor and Legal Auditor in the State Accounts Court of Bahia.

Aras was member of the jurists committee made by the Ministry of Justice for the elaboration of a bill of the new Public Civil Action and participated the jurists committee made by the University of Brasília, Federal Senate, Chamber of Deputies and Federal Council of the Order of Attorneys of Brazil (OAB) for the studies destinated to the Electoral Reform (2009).