Ignácio de Loyola Brandão (born 31 July 1936) is a Brazilian writer. He is best known as the author of the dystopian science-fiction novel "Zero". He was a critic of totalitarianism. In 2008, he was awarded the Prêmio Jabuti for his novel "O Menino que Vendia Palavras" (The Boy who Sold Words). He was born in Araraquara, São Paulo.