Origin of the Blau Surname
The Blau surname is of European origin (European). In the 2010 U.S. Census it ranked #10,758 with 2,965 Americans (1.01 per 100K people).
What the name meant to the first families who bore it — and how Blau traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Blau |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | European |
| Language | European |
| US Rank (2010) | #10,758 |
| US Count (2010) | 2,965 |
| Per 100K People | 1.01 |
| First Letter | B |
Ethnic Distribution of Blau
Among 2,965 Americans named Blau, the largest self-reported group is White (95.55%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Blau Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Blau moved up. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Blau family really come from?
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The Complete Story of the Blau Family
What you’ve read above is just the overview. Your full Blau Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Blau
- ✓ The Blau coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Blau families live today
- ✓ Notable Blau 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 Blau fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Blau
These surnames share similar popularity, spelling, or cultural background with Blau.
Other European Surnames
Explore more surnames with European roots. There are 162,254 surnames in our database — here are some that share the same European origin as Blau.
Frequently Asked Questions About Blau
Top Surnames Starting with B
The most common American surnames that begin with the letter B, ranked by population.
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