40%RatingSave Gender Masculine Usage Germanic [1] Meaning & HistoryExpand Links Old German form of Otmar. Related NamesFamily Tree·Details Rootsot/aud + mariVariantsOthmar, OtmarOther Languages & CulturesOtmar(Czech) Othmar, Otmar, Ottmar, Ottomar(German) Ademaro(Italian) Ademar(Portuguese) Ademir(Portuguese (Brazilian)) Sources & References Förstemann, Ernst. Altdeutsches Namenbuch. Bonn, 1900, page 198.