Duncan

boyScottish Gaelic

Duncan is a boy name of Scottish Gaelic origin, meaning “Brown-haired chief”.

MeaningBrown-haired chief
GenderBoy
OriginScottish Gaelic
PronunciationDUN-kun
TraditionModern & Classic
Used inUnited Kingdom, United States, Canada, Australia

Meaning and origin of Duncan

Duncan is the anglicised form of the Gaelic Donnchadh, usually explained as donn, 'brown', plus an element meaning 'chief' or 'warrior'; scholars differ on the exact second part. It was the name of two medieval kings of Scotland, including the Duncan killed by Macbeth in 1040, whose story Shakespeare dramatised. It remains a classic Scottish name.

Is Duncan a religious name?

Duncan has no particular religious background; it is a Scottish royal and clan name.

How popular is Duncan?

Steady but uncommon in Britain and North America.

Gifts with the name Duncan

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Spellings and variants of Duncan

DonnchadhDonnchaDunc

Names similar to Duncan

More boy names

Frequently asked questions

What does the name Duncan mean?

Duncan means 'Brown-haired chief'. It is of Scottish Gaelic origin.

Does Duncan have a religious meaning?

Duncan has no particular religious background; it is a Scottish royal and clan name.

How do you pronounce Duncan?

Duncan is pronounced DUN-kun.

Is Duncan a boy or girl name?

Duncan is usually a boy name.

Updated October 2026. Spotted a mistake? Tell us.