The story
- Irish · derived fromÓ Duibhgeannáin“descendant of Duibhgeannán”
- English todayDuignan
Reduced Anglicized form of Irish Ó Duibhgeannáin (“descendant of Duibhgeannán”), a personal name composed of the elements dubh (“black”) and a diminutive form of ceann (“head”).
Etymology from Wiktionary, CC BY-SA 4.0.