Piñera is one of eight parishes (administrative divisions) in Navia, a municipality within the province and autonomous community of Asturias, in northern Spain.Villages Busmargalí (Busmargalín) El Seijo (El Seixo) Freal Frejulfe (Frexulfe) Fuentes (Fontes) Piñera Somorto (El Somourtu) Villaoril (Villauril)