Origin of the Duffy Surname
The Duffy surname is of French origin (French). In the 2010 U.S. Census it ranked #892 with 38,835 Americans (13.17 per 100K people).
What the name meant to the first families who bore it — and how Duffy traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Duffy |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | French |
| Language | French |
| US Rank (2010) | #892 |
| US Count (2010) | 38,835 |
| Per 100K People | 13.17 |
| First Letter | D |
Ethnic Distribution of Duffy
Among 38,835 Americans named Duffy, the largest self-reported group is White (90.71%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Duffy Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Duffy moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Duffy family really come from?
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The Complete Story of the Duffy Family
What you’ve read above is just the overview. Your full Duffy Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Duffy
- ✓ The Duffy coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Duffy families live today
- ✓ Notable Duffy bearers in history
- ✓ Name variations & spellings worldwide
- ✓ A step-by-step guide to start tracing your own family tree
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Get one Duffy fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Duffy
These surnames share similar popularity, spelling, or cultural background with Duffy.
Other French Surnames
Explore more surnames with French roots. There are 162,254 surnames in our database — here are some that share the same French origin as Duffy.
Frequently Asked Questions About Duffy
Top Surnames Starting with D
The most common American surnames that begin with the letter D, ranked by population.
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