Miss Brasil 1984 was the 31st edition of the Miss Brasil pageant, held on 2 June 1984 at the Palácio das Convenções in São Paulo, as part of the selection for Miss Universo 1984. Broadcast by SBT and hosted by Silvio Santos, it featured performances by Sidney Magal, Markinhos Moura, Ângela Maria, Absyntho, Luciano and Patrícia. Twenty-five states, the Federal District and Fernando de Noronha competed. Ana Elisa Flores of São Paulo won, succeeding Marisa Fully Coelho (Miss Brasil 1983).