Pierre Vorrutyer was Count Vorrutyer and head of House Vorrutyer during and after the Time of Isolation. He was nicknamed Le Sanguinaire (literally: the bloody). His eldest daughter married Piotr Pierre Vorkosigan's father. He was the right-hand man/thug to Dorca Vorbarra, and helped in the centralization of Imperial power. He was killed during the First Cetagandan War.