Origin of the Lassen Surname
The Lassen surname is of Scandinavian origin (Old Norse). In the 2010 U.S. Census it ranked #16,789 with 1,701 Americans (0.58 per 100K people).
What the name meant to the first families who bore it — and how Lassen traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Lassen |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| 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
Among 1,701 Americans named Lassen, the largest self-reported group is White (94.0%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Lassen Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Lassen moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Lassen family really come from?
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The Complete Story of the Lassen Family
What you’ve read above is just the overview. Your full Lassen Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Lassen
- ✓ The Lassen coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Lassen families live today
- ✓ Notable Lassen bearers in history
- ✓ Name variations & spellings worldwide
- ✓ A step-by-step guide to start tracing your own family tree
🎁 A heritage keepsake to pass down — perfect as a gift.
Get one Lassen fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
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
Top Surnames Starting with L
The most common American surnames that begin with the letter L, ranked by population.
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