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Sei Family History

Sei Name 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: Shi, Wei, Mei, Fei, Pei, Sui, Seif, See, Seim, Lei

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

Hint: Try searching for a relative alive in 1940.

Black & white image of a young woman scientist

Where is the Sei family from?

You can see how Sei families moved over time by selecting different census years. The Sei family name was found in the USA, and Scotland between 1871 and 1920. The most Sei families were found in USA in 1920. In 1880 there were 2 Sei families living in California. This was 100% of all the recorded Sei's in USA. California had the highest population of Sei families in 1880.
Use census records and voter lists to see where families with the Sei surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.

What did your Sei ancestors do for a living?

In 1940, Laborer was the top reported job for people in the USA named Sei. 50% of Sei men worked as a Laborer. .

View Census Data for Sei | 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.

Top Male Occupations In 1940

  • Laborer
    50%
  • Farmer
    50%
Black & white image of two construction labourers

What Sei family records will you find?

Census Records

There are 1,000 census records available for the last name Sei. Like a window into their day-to-day life, Sei census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search US census records for Sei

Passenger Lists

There are 748 immigration records available for the last name Sei. Passenger lists are your ticket to knowing when your ancestors arrived in the USA, and how they made the journey - from the ship name to ports of arrival and departure.

View all Sei immigration records

Draft Cards

There are 40,000 military records available for the last name Sei. For the veterans among your Sei ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Sei military records

You've only scratched the surface of Sei family history

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What is the average Sei lifespan?

Between 1967 and 2003, in the United States, Sei life expectancy was at its lowest point in 1978, and highest in 1995. The average life expectancy for Sei in 1967 was 57, and 84 in 2003.

View Social Security Death Index (SSDI) for Sei

Discover the unique achievements of ancestors in the Sei family tree

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