Castellanos is a Spanish surname that originated from the medieval kingdom of Castile in central Spain. The name is derived from the Spanish word “castillo,” meaning “castle,” and “anos,” indicating a place of origin. Castellanos was likely originally a surname for someone who lived near a castle or in a castle town. Today, the name Castellanos is found throughout the Spanish-speaking world and has been adopted by people of diverse ethnic backgrounds. It is a proud surname that reflects a rich history and cultural heritage.
