Save Type Surname (from given name) Usage English Pronounced Pron. /ˈɛl.ə.ɹi/ [key·simplify] Meaning & HistoryExpand Links From the medieval masculine name Hilary. Related NamesDetails RootHilary (given name)Other Languages & CulturesMcKellar(Scottish) MacEalair(Scottish Gaelic) Given Name DescendantEllery(English) Categories American founding fathers, houses, y vowels