"Prince of the Blood" refers to a title given to members of royal families, particularly those who are direct descendants of a reigning monarch. This title signifies their noble status and often places them in line for the throne. The term is commonly associated with various royal families throughout history, including the French monarchy and the British royal family. In literature and popular culture, "Prince of the Blood" can also refer to specific works, such as the fantasy novel by Raymond E. Feist. This book explores themes of power, loyalty, and the complexities of royal lineage, showcasing the challenges faced by those born into privilege.