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