Save Type Surname (from given name) Usage Scottish Gaelic Meaning & HistoryExpand Links Scottish Gaelic form of McNeil. Related NamesDetails VariantsMacNeil, McNeal, McNeil, McNeill, McNiel, NeilOther Languages & CulturesNeal, Neil, Nelson, Nielson, Nigel, Niles(English) Mac Néill, McNeill, Neil, O'Neal, O'Neill, Ó Néill, O'Niall(Irish) Same SpellingMac Néill