Marshal of France and Grand Admiral or Admiral of France, Joachim-Napoléon Murat ( (born Joachim Murat; ; ; 25 March 1767 – 13 October 1815) 1st Prince Murat, was Grand Duke of Berg from 1806 to 1808 and King of Naples from 1808 to 1815. He received his titles in part by being the brother-in-law of Napoleon I of France through marriage to his youngest sister, Caroline Bonaparte, as well as personal merit. He was noted as a daring, brave, and charismatic cavalry officer as well as a flamboyant dresser and was known as "the Dandy King".