Is João Guimarães Rosa or Harry Stephen Keeler Brazilian?
João Guimarães Rosa João Guimarães Rosa (] ; 27 June 1908 – 19 November 1967) was a Brazilian novelist, short story writer and diplomat.
Gustavo Guimarães Gustavo Guimarães (born 24 January 1994) is a water polo player from Brazil. He was part of the Brazilian team at the 2016 Summer Olympics, where the team was eliminated in the quarterfinals.