Origin of the Grau Surname
The Grau surname is of Unknown origin (Unknown). In the 2010 U.S. Census it ranked #6,353 with 5,365 Americans (1.82 per 100K people).
What the name meant to the first families who bore it — and how Grau traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Grau |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Unknown |
| Language | Unknown |
| US Rank (2010) | #6,353 |
| US Count (2010) | 5,365 |
| Per 100K People | 1.82 |
| First Letter | G |
Ethnic Distribution of Grau
Among 5,365 Americans named Grau, the largest self-reported group is White (72.25%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Grau Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Grau moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Grau family really come from?
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The Complete Story of the Grau Family
What you’ve read above is just the overview. Your full Grau Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Grau
- ✓ The Grau coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Grau families live today
- ✓ Notable Grau 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 Grau fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Grau
These surnames share similar popularity, spelling, or cultural background with Grau.
Other Unknown Surnames
Explore more surnames with Unknown roots. There are 162,254 surnames in our database — here are some that share the same Unknown origin as Grau.
Frequently Asked Questions About Grau
Top Surnames Starting with G
The most common American surnames that begin with the letter G, ranked by population.
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