Villalcázar de Sirga is a municipality located in the province of Palencia, Castile and León, Spain. According to the 2004 census (INE), the municipality has a population of 216 inhabitants.
^Albrecht Classen, Marilyn Sandidge (2010). Friendship in the Middle Ages and early modern age : explorations of a fundamental ethical discourse. Berlin: Walter de Gruyter. p. 460. ISBN978-3-11-025398-6. OCLC754713589.