Origin of the Dunnigan Surname
The Dunnigan surname is of Irish origin (Irish Gaelic). In the 2010 U.S. Census it ranked #11,327 with 2,786 Americans (0.94 per 100K people).
What the name meant to the first families who bore it — and how Dunnigan traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Dunnigan |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Irish |
| Language | Irish Gaelic |
| US Rank (2010) | #11,327 |
| US Count (2010) | 2,786 |
| Per 100K People | 0.94 |
| First Letter | D |
Ethnic Distribution of Dunnigan
Among 2,786 Americans named Dunnigan, the largest self-reported group is White (75.95%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Dunnigan Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Dunnigan moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Dunnigan family really come from?
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The Complete Story of the Dunnigan Family
What you’ve read above is just the overview. Your full Dunnigan Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Dunnigan
- ✓ The Dunnigan coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Dunnigan families live today
- ✓ Notable Dunnigan 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 Dunnigan fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Dunnigan
These surnames share similar popularity, spelling, or cultural background with Dunnigan.
Other Irish Surnames
Explore more surnames with Irish roots. There are 162,254 surnames in our database — here are some that share the same Irish origin as Dunnigan.
Frequently Asked Questions About Dunnigan
Top Surnames Starting with D
The most common American surnames that begin with the letter D, ranked by population.
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