This page needs Javascript enabled in order to work properly. Click here for instructions on how to enable it in your browser.
Surname Header Image
Get access to Cois family records.Start a 14-Day Free Trial

Cois Family History

Cois 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: Lois, Bois, Coin, Coit, Kois, Coil, Comis, Coia, Coss, Ross

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

Hint: Try searching for a relative alive in 1940.

Where is the Cois family from?

You can see how Cois families moved over time by selecting different census years. The Cois family name was found in the USA, and Scotland between 1851 and 1920. The most Cois families were found in USA in 1920. In 1920 there were 2 Cois families living in Illinois. This was about 40% of all the recorded Cois's in USA. Illinois and 1 other state had the highest population of Cois families in 1920.
Use census records and voter lists to see where families with the Cois surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
Mapbox
© Mapbox © OpenStreetMap Improve this map

What Cois family records will you find?

Census Records

There are 207 census records available for the last name Cois. Like a window into their day-to-day life, Cois census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search Canadian census records for Cois

Passenger Lists

There are 457 immigration records available for the last name Cois. 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 Cois immigration records

Draft Cards

There are 25 military records available for the last name Cois. For the veterans among your Cois ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Cois military records

You've only scratched the surface of Cois family history

Discover More

What is the average Cois lifespan?

Between 1966 and 2003, in the United States, Cois life expectancy was at its lowest point in 1966, and highest in 2003. The average life expectancy for Cois in 1966 was 69, and 90 in 2003.

View Social Security Death Index (SSDI) for Cois

An unusually short lifespan might indicate that your Cois 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 Cois family tree

Explore Your Tree
Search for another surname
Enter last name/surname
Start a 14-Day Free Trial