San Cristobo (Spanish; Castilian: San Cristóbal) is one of four parishes (administrative divisions) in Villanueva de Oscos, a municipality within the province and autonomous community of Asturias, in northern Spain.
Situated at 471m (1,545feet) above sea level, the parroquia is 21.68km2 in size, with a population of 18 (INE 2011).