Courtenay of Powderham is a historic family associated with the Powderham Castle in Devon, England. The family has roots dating back to the 12th century and has played a significant role in the region's history. The castle itself, built in the 14th century, remains the family seat and is known for its beautiful architecture and extensive grounds. The Courtenay family has produced several notable figures, including Edward Courtenay, who was a prominent nobleman during the Tudor period. Today, the family continues to manage the estate, which is open to the public, showcasing its rich heritage and historical significance.