Frederico Burnay
Frederico Guilherme Duff Burnay de Mendonça was a sailor from Portugal, who represented his country at the 1924 Summer Olympics in Meulan, France and at the 1928 Summer Olympics in the Zuiderzee, Netherlands.
Frederico Guilherme Duff Burnay de Mendonça was a sailor from Portugal, who represented his country at the 1924 Summer Olympics in Meulan, France and at the 1928 Summer Olympics in the Zuiderzee, Netherlands.