Who was the older brother of person whose guard formed the French Royal Guard?
Dutch grenadiers The Dutch grenadiers were a French guard regiment from 1810 until 1813. They were originally formed out of Louis Bonaparte's Royal guard.
François d'Orléans, Prince of Joinville François-Ferdinand-Philippe-Louis-Marie d'Orléans, prince de Joinville (14 August 1818 – 16 June 1900) was the third son of Louis Philippe, Duke of Orléans, afterwards king of the French and his wife Marie Amalie of Bourbon-Sicilies. He was an admiral of the French Navy, and a talented artist.