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Theo Family History

Theo Surname Meaning

American shortened form of any of various Greek patronymics from the personal name Theodōros (see Theodore) such as Theodorakis, Theodoridis, Theodoropoulos, and Theodorou.

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 Theo family from?

You can see how Theo families moved over time by selecting different census years. The Theo family name was found in the USA, Canada, and Scotland between 1871 and 1920. The most Theo families were found in USA in 1920. In 1911 there were 4 Theo families living in Ontario. This was about 40% of all the recorded Theo's in Canada. Ontario had the highest population of Theo families in 1911.
Use census records and voter lists to see where families with the Theo 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 Theo ancestors do for a living?

In 1940, Laborer was the top reported job for people in the USA named Theo. 22% of Theo men worked as a Laborer.

View Census Data for Theo | 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
    22%
  • Farmer
    18%
  • Owner
    14%
  • Manager
    14%

What Theo family records will you find?

Census Records

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

Search Canadian census records for Theo

Passenger Lists

There are 294 immigration records available for the last name Theo. 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 Theo immigration records

Draft Cards

There are 262 military records available for the last name Theo. For the veterans among your Theo ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Theo military records

You've only scratched the surface of Theo family history

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What is the average Theo lifespan?

Between 1956 and 2002, in the United States, Theo life expectancy was at its lowest point in 1958, and highest in 1994. The average life expectancy for Theo in 1956 was 45, and 80 in 2002.

View Social Security Death Index (SSDI) for Theo

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

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