History of your Surname
Get access to Guillou family records.Start a free trial

Guillou Family History

Guillou Name Meaning

French: from a pet form of the personal name Guillaume ‘William’ derived from its short form Guille

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


Similar surnames: Guillot, Gullo, Guill, Aguillon, Grillo, Gillow, Guillory, Guillet

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 Guillou family from?

You can see how Guillou families moved over time by selecting different census years. The Guillou family name was found in the USA in 1880. In 1880 there were 6 Guillou families living in Rhode Island. This was 100% of all the recorded Guillou's in USA. Rhode Island had the highest population of Guillou families in 1880.
Use census records and voter lists to see where families with the Guillou surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.

What did your Guillou ancestors do for a living?

Census records can tell you a lot of little known facts about your Guillou ancestors, such as occupation. Occupation can tell you about your ancestor's social and economic status.

What Guillou family records will you find?

Census Records

There are 425 census records available for the last name Guillou. Like a window into their day-to-day life, Guillou census records can tell you where and how your ancestors worked, their level of education, veteran status, and more.

Search US census records for Guillou

Passenger Lists

There are 4,000 immigration records available for the last name Guillou. 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 Guillou immigration records

Draft Cards

There are 126 military records available for the last name Guillou. For the veterans among your Guillou ancestors, military collections provide insights into where and when they served, and even physical descriptions.

View all Guillou military records

You've only scratched the surface of Guillou family history

Discover More

What is the average Guillou lifespan?

Between 1962 and 2004, in the United States, Guillou life expectancy was at its lowest point in 1999, and highest in 1977. The average life expectancy for Guillou in 1962 was 79, and 73 in 2004.

View Social Security Death Index (SSDI) for Guillou

Discover the unique achievements of ancestors in the Guillou family tree

Explore Your Tree

Browse profiles of historical people with the Guillou last name

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