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Dethlefsen Family History

Dethlefsen Surname Meaning

Danish North German and North Frisian: variant of Detlefsen.

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


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Where is the Dethlefsen family from?

You can see how Dethlefsen families moved over time by selecting different census years. The Dethlefsen family name was found in the USA, and Canada between 1880 and 1920. The most Dethlefsen families were found in USA in 1920. In 1880 there were 9 Dethlefsen families living in California. This was about 75% of all the recorded Dethlefsen's in USA. California had the highest population of Dethlefsen families in 1880.
Use census records and voter lists to see where families with the Dethlefsen 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 Dethlefsen ancestors do for a living?

In 1940, Farmer and Assembler were the top reported jobs for men and women in the USA named Dethlefsen. 40% of Dethlefsen men worked as a Farmer and 50% of Dethlefsen women worked as an Assembler. Some less common occupations for Americans named Dethlefsen were Driver and Saleslady.

View Census Data for Dethlefsen | 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, England data unavailable

Top Male Occupations In 1940

  • Farmer
    40%
  • Truck Driver
    13%
  • Laborer
    13%
  • Driver
    7%

Top Female Occupations In 1940

  • Assembler
    50%
  • Saleslady
    50%

What Dethlefsen family records will you find?

Census Records

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

Search UK census records for Dethlefsen

Passenger Lists

There are 745 immigration records available for the last name Dethlefsen. 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 Dethlefsen immigration records

Draft Cards

There are 228 military records available for the last name Dethlefsen. For the veterans among your Dethlefsen ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Dethlefsen military records

You've only scratched the surface of Dethlefsen family history

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What is the average Dethlefsen lifespan?

Between 1963 and 2004, in the United States, Dethlefsen life expectancy was at its lowest point in 1996, and highest in 1999. The average life expectancy for Dethlefsen in 1963 was 58, and 68 in 2004.

View Social Security Death Index (SSDI) for Dethlefsen

An unusually short lifespan might indicate that your Dethlefsen 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.

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