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.
Elzéar Auguste Cousin de Dommartin Elzéar Auguste Cousin de Dommartin (26 May 1768 in Dommartin-le-Franc – 9 August 1799 in Rosetta) became a French general during the French Revolutionary Wars, fought in Italy under Napoleon Bonaparte, and commanded the artillery division of the Armée d'Orient during the French invasion of Egypt in 1798.