55%RatingSave Gender Masculine Usage Germanic (Latinized) [1] Meaning & History Derived from the Old German elements alt "old" and witu "forest". Related Names Rootsalt + witu Categories elderly, green, Latinizations, nature, old people, plants, trees Sources & References Förstemann, Ernst. Altdeutsches Namenbuch. Bonn, 1900, page 63.