Corentin of Quimper was a fifth-century saint and the inaugural bishop of Quimper in Brittany. Born in the region of Cornouaille, he initially lived as a hermit in Plomodiern. He is recognized as one of the seven legendary saints who evangelized the area. According to tradition, he was appointed to his episcopal seat by King Gradlon, who requested that he be consecrated by Martin of Tours. He is celebrated as a patron of seafood and the region of Cornouaille.