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Kois Family History

Kois Surname Meaning

Polish: nickname for a peace maker from a derivative of koić ‘to calm’.

In North America this surname may also be an altered form of the variant Koisz.

Source: Dictionary of American Family Names 2nd edition, 2022


Similar surnames: 

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Hint: Try searching for a relative alive in 1940.

Where is the Kois family from?

You can see how Kois families moved over time by selecting different census years. The Kois family name was found in the USA, and Scotland between 1841 and 1920. The most Kois families were found in USA in 1920. In 1920 there were 10 Kois families living in Pennsylvania. This was about 24% of all the recorded Kois's in USA. Pennsylvania had the highest population of Kois families in 1920.
Use census records and voter lists to see where families with the Kois 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 did your Kois ancestors do for a living?

In 1940, Laborer and Waitress were the top reported jobs for men and women in the USA named Kois. 24% of Kois men worked as a Laborer and 25% of Kois women worked as a Waitress. Some less common occupations for Americans named Kois were Labor and Laborer.

View Census Data for Kois | Data not to scale

*We display top occupations by gender to maintain their historical accuracy during times when men and women often performed different jobs.

United States shown, Canada data unavailable

Top Male Occupations In 1940

  • Laborer
    24%
  • New Worker
    15%
  • Clerk
    15%
  • Labor
    10%

Top Female Occupations In 1940

  • Waitress
    25%
  • Maid
    25%
  • Housewife
    25%
  • Laborer
    25%

What Kois family records will you find?

Census Records

There are 703 census records available for the last name Kois. Like a window into their day-to-day life, Kois census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search Canadian census records for Kois

Passenger Lists

There are 243 immigration records available for the last name Kois. 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 Kois immigration records

Draft Cards

There are 444 military records available for the last name Kois. For the veterans among your Kois ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Kois military records

You've only scratched the surface of Kois family history

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What is the average Kois lifespan?

Between 1963 and 2004, in the United States, Kois life expectancy was at its lowest point in 1970, and highest in 1986. The average life expectancy for Kois in 1963 was 77, and 88 in 2004.

View Social Security Death Index (SSDI) for Kois

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

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