In 1962 his family moved to Brazil. Roberto Leal writes and produces most of his songs. Leal has a dynamic vocal range and is a great dancer. In an opinion poll conducted by Datafolha in Rio de Janeiro, asking what was the first famous Portuguese person people could think of, Roberto Leal came in first, with 15%, ahead of Pedro Álvares Cabral (9%) and Luís de Camões (4%).
Some of Leal best known songs are: "Bate o Pé", "Clareou","O Vinho de Meu Amor", and "Marrabenta". Recently recorded a CD in Portuguese and Mirandese languages.
His son, Rodrigo Leal, is also a musician.