Lassen — Last Name Origin & Meaning

Scandinavian origin Rank #16,789 in the US 1,701 Americans

US Rank (2010)
#16,789
▼ Down 1520 since 2000
People in the US
1,701
0.58 per 100K people
Origin
Scandinavian
Old Norse

Origin & Meaning of the Lassen Surname

What does the last name Lassen mean?

The surname Lassen carries the meaning "Son of Las." It is derived from the Old Norse language and has been passed down through generations, reflecting the occupations, locations, or characteristics of early bearers of the name. With 1,701 bearers in the 2010 US Census, Lassen ranks as the #16,789 most common surname in the United States.

Where does the surname Lassen come from?

The Lassen surname has its roots in Scandinavian heritage. Names of Scandinavian origin often reflect the cultural, linguistic, and historical traditions of the communities where they first appeared. Over centuries, migration and cultural exchange have spread the Lassen name far beyond its original homeland.

Language of Origin

The linguistic roots of Lassen trace back to Old Norse. Understanding the original language helps decode the meaning and evolution of the name from its earliest recorded forms to the modern spelling used today.

Scandinavian Old Norse

Quick Facts

Surname Lassen
Meaning Son of Las
Origin Scandinavian
Language Old Norse
US Rank (2010) #16,789
US Count (2010) 1,701
Per 100K People 0.58
First Letter L

Ethnic Distribution of Lassen

According to the US Census, the Lassen surname is distributed across the following ethnic groups. This data reflects self-reported ethnicity among 1,701 Americans with the Lassen last name.

White 94.0%
Black 0.41%
Hispanic 3.76%
Asian/PI 0.59%
Two+ Races 1.23%
Ethnic distribution of the Lassen surname in the US (2010 Census)
Ethnicity Percentage
White94.0%
Black0.41%
Hispanic3.76%
Asian/Pacific Islander0.59%
Two or More Races1.23%

Popularity of Lassen Over Time

Comparing US Census data from 2000 and 2010 shows how the Lassen surname has changed in prevalence.

Census 2000
#15,269
1,767 people
Down 1520
Census 2010
#16,789
1,701 people

The number of Americans with the Lassen surname decreased by 66 between 2000 and 2010.

Discover Your Lassen Ancestry

Uncover your family's history with a DNA test. Learn where your Lassen ancestors came from and connect with relatives worldwide.

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Similar Surnames to Lassen

These surnames share similar popularity, spelling, or cultural background with Lassen.

Other Scandinavian Surnames

Explore more surnames with Scandinavian roots. There are 162,254 surnames in our database — here are some that share the same Scandinavian origin as Lassen.

Frequently Asked Questions About Lassen

The surname Lassen is of Scandinavian origin. Son of Las
The surname Lassen is ranked #16,789 in the United States with approximately 1,701 people bearing this name as of the 2010 US Census.
Son of Las. The name has Scandinavian roots and has been present in the United States for generations.
According to US Census data, the Lassen surname is distributed as: 94.0% White. This reflects the diverse heritage of Americans with this name.
To trace your Lassen ancestry, consider using DNA testing services like Ancestry.com, 23andMe, or MyHeritage. These services can connect you with relatives and reveal your ethnic heritage and migration patterns.

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