Mcadoo Family History

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Mcadoo Name Meaning

Northern Irish (Connacht): Anglicized form of Gaelic Mac Conduibh ‘son of Cú Dhubh’, a personal name or byname meaning ‘black hound’, from cú ‘hound’ (genitive con) + dubh ‘black’. It is also Anglicized as Cunniff and McNiff.

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

Similar surnames: Mcadory, Mcdow, Mcaloon, Mcada, Mcadam, Mccook, Mcardle, Mcatee

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Mcadoo Ethnicity Estimate

What are the common regions with the Mcadoo name?

These results combine data from everyone in the AncestryDNA® database with the last name Mcadoo. 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


  • Cameroon, Congo, & Southern Bantu Peoples


  • Benin/Togo


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Mcadoo Family Origin

Where is the Mcadoo family from?

Mcadoo Family Occupations

What did your Mcadoo ancestors do for a living?

In 1880, a less common occupation for the Mcadoo family was Farm Hand. Farmer, Laborer and Keeping House were the top 3 reported jobs worked by Mcadoo. The most common Mcadoo occupation in the USA was Farmer. 39% of Mcadoo's were Farmers.

View Census data for Mcadoo | Data not to scale

  • Farmer

  • Laborer

  • Keeping House

  • Farm Hand


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

Mcadoo Historical Records

What Mcadoo family records will you find?

Census Record

There are 13,000 census records available for the last name Mcadoo. Like a window into their day-to-day life, Mcadoo 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 Mcadoo

Passenger List

There are 1,000 immigration records available for the last name Mcadoo. 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.

View all Mcadoo immigration records

Draft Card

There are 3,000 military records available for the last name Mcadoo. For the veterans among your Mcadoo ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Mcadoo military records

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

Mcadoo Life Expectancy

What is the average Mcadoo lifespan?

Between 1941 and 2004, in the United States, Mcadoo life expectancy was at its lowest point in 1943, and highest in 1995. The average life expectancy for Mcadoo in 1941 was 78, and 76 in 2004.

View Social Security Death Index (SSDI) for Mcadoo

An unusually short lifespan might indicate that your Mcadoo 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 Mcadoo Family Ancestors

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