Origin of the Dillion Surname
The Dillion surname is of Italian origin (Italian). In the 2010 U.S. Census it ranked #16,407 with 1,754 Americans (0.59 per 100K people).
What the name meant to the first families who bore it — and how Dillion traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Dillion |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Italian |
| Language | Italian |
| US Rank (2010) | #16,407 |
| US Count (2010) | 1,754 |
| Per 100K People | 0.59 |
| First Letter | D |
Ethnic Distribution of Dillion
Among 1,754 Americans named Dillion, the largest self-reported group is White (76.57%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Dillion Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Dillion moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Dillion family really come from?
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The Complete Story of the Dillion Family
What you’ve read above is just the overview. Your full Dillion Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Dillion
- ✓ The Dillion coat of arms & heraldry
- ✓ Migration journey across the world
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Get one Dillion fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Dillion
These surnames share similar popularity, spelling, or cultural background with Dillion.
Other Italian Surnames
Explore more surnames with Italian roots. There are 162,254 surnames in our database — here are some that share the same Italian origin as Dillion.
Frequently Asked Questions About Dillion
Top Surnames Starting with D
The most common American surnames that begin with the letter D, ranked by population.
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