Herculanus of Perugia was a bishop of Perugia. He was canonized as a saint by the Catholic Church and is recognised as patron saint of Perugia. His main feast day is November 7; his second feast is celebrated on March 1. According to Pope Gregory the Great in his Dialogues, Herculanus suffered martyrdom when Totila, king of the Ostrogoths, captured Perugia in 549.