Family name origins & meanings
- Scottish and Irish : Anglicized form of Gaelic Mac Eoghain ‘son of Eoghan’, a widespread and ancient personal name, possibly derived from eo ‘yew’, meaning ‘born of yew’. It was Latinized as Eugenius (see Eugene), and was also regarded as a Gaelic form of John. This was the name of one of the two sons of Niall of the Nine Hostages; the other was Conall.
- Scottish and Irish : Anglicized form of Mac Eathain ‘son of Eathan’, a Scottish Gaelic form of Latin Johannes (see John).