Save Gender Masculine Usage Germanic [1] Meaning & History Derived from the Old German elements regin "advice, counsel, decision" and wolf "wolf". Related NamesFamily Tree·Details Rootsregin + wulf/wolfVariantRainulfOther Languages & CulturesRanulph(English) Ranulf(Medieval English) Categories animals, canines, wisdom, wolf Sources & References Förstemann, Ernst. Altdeutsches Namenbuch. Bonn, 1900, page 1240.