Reilly Family History

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Reilly Name Meaning

Irish: reduced form of O’Reilly, an Anglicized form of Gaelic Ó Raghailligh ‘descendant of Raghailleach’, Old Irish Roghallach, of unexplained origin.

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

Similar surnames: O'reilly, Neill, Kelly, Crilly, Reidy, Rahilly, Rella, Neally, Reily

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Reilly Ethnicity Estimate

What are the common regions with the Reilly name?

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

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  • Ireland & Scotland


  • England & Wales


  • Germanic Europe


  • Eastern Europe & Russia


  • Italy


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Reilly Family Origin

Where is the Reilly family from?

Reilly Family Occupations

What did your Reilly ancestors do for a living?

In 1881, the most common Reilly occupation in Canada was Farmer. 20% of Reilly's were Farmers. A less common occupation for the Reilly family was Labourer. Farmer, Going To School and School were the top 3 reported jobs worked by Reilly.

View Census data for Reilly | Data not to scale

  • Farmer

  • Going To School

  • School

  • Labourer


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

Reilly Historical Records

What Reilly family records will you find?

Census Record

There are 291,000 census records available for the last name Reilly. Like a window into their day-to-day life, Reilly census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search 1881 Canadian census records for Reilly

Passenger List

There are 94,000 immigration records available for the last name Reilly. Passenger lists are your ticket to knowing when your ancestors arrived in Canada, and how they made the journey - from the ship name to ports of arrival and departure.

View all Reilly immigration records

Draft Card

There are 64,000 military records available for the last name Reilly. For the veterans among your Reilly ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Reilly military records

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

Reilly Life Expectancy

What is the average Reilly lifespan?

Between 1940 and 2004, in the United States, Reilly life expectancy was at its lowest point in 1945, and highest in 2003. The average life expectancy for Reilly in 1940 was 41, and 76 in 2004.

View Social Security Death Index (SSDI) for Reilly

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

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