Luanco (Asturian: Lluanco) is one of thirteen parishes (administrative divisions) in the Gozón municipality, within the province and autonomous community of Asturias, in northern Spain.
He starts to appear in royal charters in 1176, and served as the alférez of King Alfonso IX in 1185 and in the following year, in which he was also appointed tenant-in-chief of Mansilla and other villages and regions that had been governed by his relatives count Suero Vermúdez and Pedro Afonso, including Tineo and Babia, Gozón, and Cabezón.