Meaning and Origin of: Duncan

Boy name origins & meanings

• Old English : Dark warrior

Boy name variations

Family name origins & meanings

• Scottish and Irish (of Scottish origin) : from the Gaelic personal name Donnchadh, composed of the elements donn ‘brown-haired man’ or ‘chieftain’ + a derivative of cath ‘battle’, Anglicized in Ireland as Donagh or Donaghue. Compare Donahue.
• Irish (Sligo) : used as an Anglicized equivalent of Gaelic Ó Duinnchinn ‘descendant of Donncheann’, a byname composed of the elements donn ‘brown-haired man’ or ‘chieftain’ + ceann ‘head’.

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