Marshal Humberto de Alencar Castelo Branco (Portuguese pronunciation: [ũ'bɛʁtu dʒi alẽ'kaʁ kas'tɛlu 'bɾɐ̃ku]) (September 20, 1897 – July 18, 1967) was a Brazilian military leader and politician. He served as the first president of the Brazilian military dictatorship after the 1964 military coup d'etat. Castelo Branco was killed in an aircraft collision in July 1967, soon after the end of his presidency.