Carlos Augusto Ayres de Freitas Britto (born November 18, 1942, in Propriá, Sergipe) is a Brazilian jurist and was a Justice of the Supreme Federal Court of Brazil. He was appointed by President Luiz Inácio Lula da Silva and served from June 25, 2003, to November 16, 2012, when he faced mandatory retirement upon reaching the age of 70. He was the chief justice of the Supreme Court of Brazil from April 19, 2012, until his retirement. He is currently an occasional contributor to O Estado de S. Paulo, a Brazilian newspaper.