Duarte de Puy (c. 1125âÂÂ11?) was a Portuguese nobleman and ambassador of Pope Clement II in Rome. He served the King Sancho I in the war against the Moors.
Duarte was born in Coimbra, Kingdom of Portugal, son of Godofredo de Puy, a knight from Normandy, France. His wife was Genebra de Sousa, daughter of ÃÂlvaro de Sousa, Lord of Moncorvo .