The Count of Villaviciosa is a noble title in Spain, historically associated with the town of Villaviciosa de Odón, located in the Community of Madrid. The title was created in the 18th century and has been held by various noble families over the years. It is part of the Spanish nobility system, which includes various ranks and titles. The title is often linked to the broader context of Spanish aristocracy, which has played a significant role in the country's history. Nobility in Spain, including titles like the Count of Villaviciosa, has been influential in politics, culture, and society throughout the centuries.