Save Type Surname (from given name) Usage Italian Pronounced Pron. /ɡri.ˈmal.di/ [key·simplify] Meaning & HistoryExpand Links From the given name Grimaldo. It is the surname of the royal family of Monaco, which came from Genoa. Related Names RootGrimaldo (given name) Categories Chocolatier characters, Italian Westerns, knights of the Spanish Golden Fleece