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Ocallachan Family History

Ocallachan 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: Callahan, Callaghan, O'callaghan, Hallahan, Callaham, Callanan

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

Hint: Try searching for a relative alive in 1940.

Where is the Ocallachan family from?

You can see how Ocallachan families moved over time by selecting different census years. The Ocallachan family name was found in the USA, and Scotland between 1851 and 1920. The most Ocallachan families were found in USA in 1920. In 1851 there was 1 Ocallachan family living in Ayrshire. This was 100% of all the recorded Ocallachan's in Scotland. Ayrshire had the highest population of Ocallachan families in 1851.
Use census records and voter lists to see where families with the Ocallachan 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 Ocallachan family records will you find?

Census Records

There are 48 census records available for the last name Ocallachan. Like a window into their day-to-day life, Ocallachan census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for Ocallachan

Passenger Lists

There are 44 immigration records available for the last name Ocallachan. 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 Ocallachan immigration records

Draft Cards

There are 17 military records available for the last name Ocallachan. For the veterans among your Ocallachan ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Ocallachan military records

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What is the average Ocallachan lifespan?

Between 1967 and 1997, in the United States, Ocallachan life expectancy was at its lowest point in 1967, and highest in 1997. The average life expectancy for Ocallachan in 1967 was 71, and 95 in 1997.

View Social Security Death Index (SSDI) for Ocallachan

An unusually short lifespan might indicate that your Ocallachan 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.

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