Save Type Surname (from given name) Usage Irish Pronounced Pron. mək-EE-gan [key·IPA] Meaning & HistoryExpand Links Irish Gaelic form of KEEGAN. Related NamesDetails Other Languages & CulturesHughes, Mac Aodha, MacKay, Magee, McCoy, McGee, McKay, McKee(Scottish) Given Name DescendantKeegan(Irish) Entry updated July 2, 2017