Martha Maria Cordeiro Vasconcellos (born June 18, 1948), is a Brazilian beauty queen who became her country's second Miss Universe winner, after Ieda Maria Vargas first achieved the feat in 1963.
She also became the fifth Latin American to win the title, after Peru's Gladys Zender in 1957, Colombia's Luz Marina Zuluaga in 1958 and Argentina's Norma Nolan in 1962.