Cahill Family History

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Cahill Name Meaning

Irish: Anglicized form of Gaelic Ó Cathail ‘descendant of Cathal’, a personal name meaning ‘powerful in battle’.

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


Similar surnames: Dahill, Scahill, Rahill, Hamill, Hill, Mcmahill, Rahilly, Call

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Cahill Ethnicity Estimate

What are the common regions with the Cahill name?

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

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  • Ireland & Scotland

    43%

  • England & Wales

    32%

  • Germanic Europe

    6%

  • France

    3%

  • Eastern Europe & Russia

    3%

Your own DNA-based ethnicity estimate will differ from what you see here. To get your personalized ethnicity estimate, order an AncestryDNA® kit.order an AncestryDNA® kit.

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Cahill Family Origin

Where is the Cahill family from?

Cahill Family Occupations

What did your Cahill ancestors do for a living?

In 1880, the most common Cahill occupation in the USA was Laborer. 18% of Cahill's were Laborers. Laborer, Farmer and Keeping House were the top 3 reported jobs worked by Cahill. A less common occupation for the Cahill family was Carpenter.

View Census data for Cahill | Data not to scale

  • Laborer

    18%
  • Farmer

    15%
  • Keeping House

    7%
  • Carpenter

    2%

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

Cahill Historical Records

What Cahill family records will you find?

Census Record

There are 197,000 census records available for the last name Cahill. Like a window into their day-to-day life, Cahill 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 Cahill

Passenger List

There are 39,000 immigration records available for the last name Cahill. 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 Cahill immigration records

Draft Card

There are 31,000 military records available for the last name Cahill. For the veterans among your Cahill ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Cahill military records

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

Cahill Life Expectancy

What is the average Cahill lifespan?

Between 1940 and 2004, in the United States, Cahill life expectancy was at its lowest point in 1944, and highest in 1999. The average life expectancy for Cahill in 1940 was 43, and 76 in 2004.

View Social Security Death Index (SSDI) for Cahill

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

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