Dauphin of France
Dauphin of France (, also UK: US: ; French: Dauphin de France [dofɛ̃ də fʁɑ̃s] ), originally Dauphin of Viennois (Dauphin de Viennois), was the title given to the heir apparent to the throne of France from 1350 to 1791, and from 1824 to 1830. The word dauphin is French for dolphin and was originally the hereditary title of the ruler of the Dauphiné of Viennois.