The story
- Irish · derived fromÓ Conceannainn“descendant of Conceannann”
- English todayConcannon
Reduced Anglicized form of Irish Ó Conceannainn (“descendant of Conceannann”), a personal name composed of the elements cú (“hound”), ceann (“head”) and fionn (“fair, white”).
Etymology from Wiktionary, CC BY-SA 4.0.