Oneil Family History

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Oneil Name Meaning

Historically, surnames evolved as a way to sort people into groups - by occupation, place of origin, clan affiliation, patronage, parentage, adoption, and even physical characteristics (like red hair). Many of the modern surnames in the dictionary can be traced back to Britain and Ireland.


Similar surnames: Neil, O'neil, Neal, Neill, Peil, Knell, Keil, Feil, Reil, Orel

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Oneil Family Origin

Where is the Oneil family from?

Oneil Family Occupations

What did your Oneil ancestors do for a living?

In 1940, Laborer and Teacher were the top reported jobs for men and women in the US named Oneil. 11% of Oneil men worked as a Laborer and 5% of Oneil women worked as a Teacher. Some less common occupations for Americans named Oneil were Salesman and Housewife

View Census data for Oneil | Data not to scale

Top Male Occupations in 1940

  • Laborer
    11%
  • Farmer
    6%
  • Clerk
    4%
  • Salesman
    4%

Top Female Occupations in 1940

  • Teacher
    5%
  • Clerk
    5%
  • Stenographer
    5%
  • Housewife
    4%

*We display top occupations by gender to maintain their historical accuracy during times when men and women often performed different jobs.

Oneil Historical Records

What Oneil family records will you find?

Census Record

There are 282,000 census records available for the last name Oneil. Like a window into their day-to-day life, Oneil 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 Oneil

Passenger List

There are 41,000 immigration records available for the last name Oneil. 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 Oneil immigration records

Draft Card

There are 50,000 military records available for the last name Oneil. For the veterans among your Oneil ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Oneil military records

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

Oneil Life Expectancy

What is the average Oneil lifespan?

Between 1943 and 2004, in the United States, Oneil life expectancy was at its lowest point in 1943, and highest in 2004. The average life expectancy for Oneil in 1943 was 22, and 78 in 2004.

View Social Security Death Index (SSDI) for Oneil

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

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