The House of Châtellerault was a noble family in France, known for its influence during the Middle Ages and the Renaissance. They held the title of Count and were significant landowners in the region of Châtellerault, located in the Vienne department. The family played a role in the political and military affairs of France, often aligning with powerful figures. Members of the House of Châtellerault were involved in various historical events, including the Hundred Years' War and the Wars of Religion. Their legacy includes contributions to the cultural and architectural heritage of the region, with several historical sites linked to their lineage still visible today.