Olavo Brás Martins dos Guimarães Bilac was a Brazilian Parnassian poet, journalist and translator. Alongside Alberto de Oliveira and Raimundo Correia, he was a member of the "Parnassian Triad". Elected the "Prince of Brazilian Poets" in 1907 by the magazine Fon-Fon, he is famous for writing the lyrics of the Brazilian Flag Anthem.