Prince Peter August of Saxe-Coburg and Braganza (Portuguese: Pedro Augusto Luís Maria Miguel Gabriel Rafael Gonzaga; 19 March 1866 – 6 July 1934), known in Brazil as Dom Pedro Augusto, was a prince of the Empire of Brazil and of the Saxe-Coburg and Braganza branch of the Brazilian Imperial Family. The favorite grandson of Emperor Pedro II, he was known as "the Preferred" (Portuguese: O Preferido).