Palacios is a Spanish surname meaning “palaces” in English. It is a common surname in Spanish-speaking countries, including Spain, Mexico, and Argentina. The name may have originated from families who lived near or worked in palaces or royal residences. Palacios can also be a locational surname, indicating a family’s origin from a town or village named Palacios. Today, Palacios is a popular and respected surname, with notable individuals bearing the name in fields such as politics, sports, and entertainment.