António Calvário

António Calvário da Paz is a Portuguese singer, actor, and writer. A five-time winner of the national title of King of Radio, he is best known for winning the first edition of the Festival da Canção and representing Portugal at the Eurovision Song Contest in 1964 with the song "Oração", which was the country's debut entry in the contest. The artist has also made a significant contribution to the local revue scene.