Origin of the Calo Surname
The Calo surname is of Unknown origin (Unknown). In the 2010 U.S. Census it ranked #15,370 with 1,908 Americans (0.65 per 100K people).
What the name meant to the first families who bore it — and how Calo traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Calo |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Unknown |
| Language | Unknown |
| US Rank (2010) | #15,370 |
| US Count (2010) | 1,908 |
| Per 100K People | 0.65 |
| First Letter | C |
Ethnic Distribution of Calo
Among 1,908 Americans named Calo, the largest self-reported group is White (54.14%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Calo Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Calo moved up. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Calo family really come from?
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The Complete Story of the Calo Family
What you’ve read above is just the overview. Your full Calo Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Calo
- ✓ The Calo coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Calo families live today
- ✓ Notable Calo 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 Calo fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Calo
These surnames share similar popularity, spelling, or cultural background with Calo.
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 Calo.
Frequently Asked Questions About Calo
Top Surnames Starting with C
The most common American surnames that begin with the letter C, ranked by population.
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