Luís Roberto Barroso (Portuguese pronunciation: [ɫwis, ɫwiʃ ʁoˈbeɾtu baˈʁɔzu]; born 11 March 1958) is a Brazilian law professor, jurist, Justice and President of the Supreme Federal Court of Brazil, having been nominated to the position by President Dilma Rousseff in 2013.

He is considered a liberal and progressive Justice,[2][3] providing landmark votes on the legalization of abortion in pregnancies originated from rape[4] and the criminalization of homophobia and transphobia in Brazil.

[5] Born in the city of Vassouras, Barroso received a bachelor's degree in law from the State University of Rio de Janeiro (UERJ) in 1980, and an LL.M.

He was the fourth Supreme Court nominee of Rousseff, who had previously nominated the justices Luiz Fux, Rosa Weber and Teori Zavascki.

[12][13] Barroso is an advocate for drug legalization, starting with decriminalizing the possession of marijuana for private consumption.