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Theahan Family History

Theahan 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: Teahan, Sheahan, Shahan, Trahan, Sheehan, Thaman, Tahan, Tehan

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

Hint: Try searching for a relative alive in 1940.

Where is the Theahan family from?

You can see how Theahan families moved over time by selecting different census years. The Theahan family name was found in the USA between 1880 and 1920. The most Theahan families were found in USA in 1880. In 1880 there were 5 Theahan families living in Texas. This was 100% of all the recorded Theahan's in USA. Texas had the highest population of Theahan families in 1880.
Use census records and voter lists to see where families with the Theahan 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 Theahan family records will you find?

Census Records

There are 37 census records available for the last name Theahan. Like a window into their day-to-day life, Theahan census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for Theahan

Passenger Lists

There are 17 immigration records available for the last name Theahan. 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 Theahan immigration records

Draft Cards

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

View all Theahan military records

You've only scratched the surface of Theahan family history

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What is the average Theahan lifespan?

An unusually short lifespan might indicate that your Theahan 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 Theahan

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