Duncan Family History

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Duncan Name Meaning

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’.

Source: Dictionary of American Family Names ©2013, Oxford University Press

Similar surnames: Dunn, Donnan, Dungan, Dinan, Dunkin, Dugan, Dundas, Dunman, Duggan

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Duncan Ethnicity Estimate

What are the common regions with the Duncan name?

These results combine data from everyone in the AncestryDNA® database with the last name Duncan. The Ancestry® ethnicity regions shown are top five most common on average for these people.

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  • England & Wales


  • Ireland & Scotland


  • Germanic Europe


  • Norway


  • Cameroon, Congo, & Southern Bantu Peoples


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Duncan Family Origin

Where is the Duncan family from?

Duncan Family Occupations

What did your Duncan ancestors do for a living?

In 1880, the most common Duncan occupation in the USA was Farmer. 43% of Duncan's were Farmers. A less common occupation for the Duncan family was Farming. Farmer, Laborer and Keeping House were the top 3 reported jobs worked by Duncan.

View Census data for Duncan | Data not to scale

  • Farmer

  • Laborer

  • Keeping House

  • Farming


Census records can tell you a lot of little known facts about your Duncan ancestors, such as occupation. Occupation can tell you about your ancestor's social and economic status.

Duncan Historical Records

What Duncan family records will you find?

Census Record

There are 856,000 census records available for the last name Duncan. Like a window into their day-to-day life, Duncan census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search 1940's US census records for Duncan

Passenger List

There are 129,000 immigration records available for the last name Duncan. Passenger lists are your ticket to knowing when your ancestors arrived in the USA, and how they made the journey - from the ship name to ports of arrival and departure.

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Draft Card

There are 150,000 military records available for the last name Duncan. For the veterans among your Duncan ancestors, military collections provide insights into where and when they served, and even physical descriptions.

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You've only scratched the surface of Duncan family history.

Duncan Life Expectancy

What is the average Duncan lifespan?

Between 1940 and 2004, in the United States, Duncan life expectancy was at its lowest point in 1941, and highest in 2004. The average life expectancy for Duncan in 1940 was 39, and 74 in 2004.

View Social Security Death Index (SSDI) for Duncan

An unusually short lifespan might indicate that your Duncan ancestors lived in harsh conditions. A short lifespan might also indicate health problems that were once prevalent in your family. The SSDI is a searchable database of more than 70 million names. You can find birthdates, death dates, addresses and more.

Famous Duncan Family Ancestors

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