Origin of the Brannigan Surname
The Brannigan surname is of Irish origin (Irish Gaelic). In the 2010 U.S. Census it ranked #17,502 with 1,610 Americans (0.55 per 100K people).
What the name meant to the first families who bore it — and how Brannigan traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Brannigan |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Irish |
| Language | Irish Gaelic |
| US Rank (2010) | #17,502 |
| US Count (2010) | 1,610 |
| Per 100K People | 0.55 |
| First Letter | B |
Ethnic Distribution of Brannigan
Among 1,610 Americans named Brannigan, the largest self-reported group is White (89.32%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Brannigan Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Brannigan moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Brannigan family really come from?
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The Complete Story of the Brannigan Family
What you’ve read above is just the overview. Your full Brannigan Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Brannigan
- ✓ The Brannigan coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Brannigan families live today
- ✓ Notable Brannigan 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 Brannigan fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Brannigan
These surnames share similar popularity, spelling, or cultural background with Brannigan.
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 Brannigan.
Frequently Asked Questions About Brannigan
Top Surnames Starting with B
The most common American surnames that begin with the letter B, ranked by population.
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