Origin of the Casimiro Surname
The Casimiro surname is of Unknown origin (Unknown). In the 2010 U.S. Census it ranked #14,669 with 2,027 Americans (0.69 per 100K people).
What the name meant to the first families who bore it — and how Casimiro traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Casimiro |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Unknown |
| Language | Unknown |
| US Rank (2010) | #14,669 |
| US Count (2010) | 2,027 |
| Per 100K People | 0.69 |
| First Letter | C |
Ethnic Distribution of Casimiro
Among 2,027 Americans named Casimiro, the largest self-reported group is Hispanic (68.62%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Casimiro Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Casimiro moved up. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Casimiro family really come from?
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The Complete Story of the Casimiro Family
What you’ve read above is just the overview. Your full Casimiro Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Casimiro
- ✓ The Casimiro coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Casimiro families live today
- ✓ Notable Casimiro 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 Casimiro fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Casimiro
These surnames share similar popularity, spelling, or cultural background with Casimiro.
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 Casimiro.
Frequently Asked Questions About Casimiro
Top Surnames Starting with C
The most common American surnames that begin with the letter C, ranked by population.
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