This episode explores the origins and meanings of names popular with royalty. Discover why the nickname of a 10th century Nordic king lives on in the 20th century technology term Bluetooth. Learn how the name Harry, a pet form of Henry, traces back to the French pronunciation during the Middle English period. We also look into the ancient Greek roots of many female royal names such as Catherine, Sophia, Eugenie and Alexandra, and explore the connection between the mythological King Arthur and the name Jennifer.