Origin of the Sanmartin Surname
The Sanmartin surname is of Spanish origin (Spanish). In the 2010 U.S. Census it ranked #14,160 with 2,121 Americans (0.72 per 100K people).
What the name meant to the first families who bore it — and how Sanmartin traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Sanmartin |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Spanish |
| Language | Spanish |
| US Rank (2010) | #14,160 |
| US Count (2010) | 2,121 |
| Per 100K People | 0.72 |
| First Letter | S |
Ethnic Distribution of Sanmartin
Among 2,121 Americans named Sanmartin, the largest self-reported group is Hispanic (87.51%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Sanmartin Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Sanmartin moved up. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Sanmartin family really come from?
A simple cheek swab reveals your ethnic origins, maps where your Sanmartin ancestors lived, and connects you with living relatives who share your DNA.
- 🧬 A detailed estimate of your ethnic origins
- 🗺️ See where your Sanmartin ancestors lived & migrated
- 👪 Get matched with relatives you never knew you had
Trusted by millions who've uncovered their family story
Prefer another lab? 23andMe · MyHeritage
As an Amazon Associate we earn from qualifying purchases — at no extra cost to you.
The Complete Story of the Sanmartin Family
What you’ve read above is just the overview. Your full Sanmartin Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Sanmartin
- ✓ The Sanmartin coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Sanmartin families live today
- ✓ Notable Sanmartin 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 Sanmartin fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Sanmartin
These surnames share similar popularity, spelling, or cultural background with Sanmartin.
Other Spanish Surnames
Explore more surnames with Spanish roots. There are 162,254 surnames in our database — here are some that share the same Spanish origin as Sanmartin.
Frequently Asked Questions About Sanmartin
Top Surnames Starting with S
The most common American surnames that begin with the letter S, ranked by population.
Related Searches
People searching for information about the Sanmartin surname also look for: