Save Gender Masculine & Feminine Usage Portuguese (Brazilian), Spanish (Latin American), Spanish (Philippines, Rare) Pronounced Pron. jeew-MAR(Brazilian Portuguese) dee-o-MAR(Latin American Spanish) [key·IPA] Meaning & History Combination of dio (from Dionisio and Dionisia) and the suffix -mar, present in names such as Leomar and Gladimar. It is often conflated with Dietmar or interpreted as a variant of it.