43%RatingSave Gender Feminine Usage English (Rare) Pronounced Pron. mehr-ee-LOO, mar-ee-LOO [key·IPA] Meaning & HistoryExpand Links Variant of Marylou. Related NamesFamily Tree·Details VariantsMarilou, Marylou People think this name isRate·Details youthful informal common wholesome boring simple Categories combinations, isograms, Mary combinations, rare English, rock singers