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O'reardon Family History

O'reardon Surname 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: Reardon, Peardon, Rardon, Rearden, Brandon, Cardon, Pardon, Creedon

Search for a relative to learn more about your family history.

Hint: Try searching for a relative alive in 1940.

Where is the O'reardon family from?

You can see how O'reardon families moved over time by selecting different census years. The O'reardon family name was found in the USA in 1880. In 1880 there were 15 O'reardon families living in Massachusetts. This was about 60% of all the recorded O'reardon's in USA. Massachusetts had the highest population of O'reardon families in 1880.
Use census records and voter lists to see where families with the O'reardon surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
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What O'reardon family records will you find?

Census Records

There are 921 census records available for the last name O'reardon. Like a window into their day-to-day life, O'reardon census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for O'reardon

Passenger Lists

There are 191 immigration records available for the last name O'reardon. Passenger lists are your ticket to knowing when your ancestors arrived in the UK, and how they made the journey - from the ship name to ports of arrival and departure.

View all O'reardon immigration records

Draft Cards

There are 131 military records available for the last name O'reardon. For the veterans among your O'reardon ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all O'reardon military records

You've only scratched the surface of O'reardon family history

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What is the average O'reardon lifespan?

An unusually short lifespan might indicate that your O'reardon 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.

Social Security Death Index (SSDI) for O'reardon

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