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Coi Family History

Coi 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: Chi, Cai, Cui, Doi, Cox, Coe, Loi, Coy, Coin, Coit

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

Hint: Try searching for a relative alive in 1940.

Where is the Coi family from?

You can see how Coi families moved over time by selecting different census years. The Coi family name was found in the USA in 1920. In 1920 there was 1 Coi family living in Connecticut. This was about 50% of all the recorded Coi's in USA. Connecticut and 1 other state had the highest population of Coi families in 1920.
Use census records and voter lists to see where families with the Coi 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 Coi family records will you find?

Census Records

There are 758 census records available for the last name Coi. Like a window into their day-to-day life, Coi census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search UK census records for Coi

Passenger Lists

There are 161 immigration records available for the last name Coi. 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 Coi immigration records

Draft Cards

There are 112 military records available for the last name Coi. For the veterans among your Coi ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Coi military records

You've only scratched the surface of Coi family history

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What is the average Coi lifespan?

Between 1963 and 1980, in the United States, Coi life expectancy was at its lowest point in 1963, and highest in 1980. The average life expectancy for Coi in 1963 was 67, and 80 in 1980.

View Social Security Death Index (SSDI) for Coi

An unusually short lifespan might indicate that your Coi 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.

Discover the unique achievements of ancestors in the Coi family tree

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