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.
René Altmayer Félix-René Altmayer (1882–1976) was a French general. His father Victor Joseph Altmayer and elder brother Robert Altmayer were also generals. They were of German descent.