Name Grimes Type Surname (from given name) Usage English Pronounced Pron. GRIEMZ Edit Status Status Meaning & History Patronymic derived from GRIME.Grime itself is derived from the medieval personal name GRIM, an Anglo-Scandinavian form of Old Norse GRÍMR, which meant "masked person" or "shapeshifter". In Norse mythology, Grímr was a byname of the god Odin.