Origin of the Monaghan Surname
The Monaghan surname is of European origin (European). In the 2010 U.S. Census it ranked #4,452 with 7,968 Americans (2.7 per 100K people).
What the name meant to the first families who bore it — and how Monaghan traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Monaghan |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | European |
| Language | European |
| US Rank (2010) | #4,452 |
| US Count (2010) | 7,968 |
| Per 100K People | 2.7 |
| First Letter | M |
Ethnic Distribution of Monaghan
Among 7,968 Americans named Monaghan, the largest self-reported group is White (95.76%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Monaghan Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Monaghan moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Monaghan family really come from?
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The Complete Story of the Monaghan Family
What you’ve read above is just the overview. Your full Monaghan Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Monaghan
- ✓ The Monaghan coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Monaghan families live today
- ✓ Notable Monaghan 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 Monaghan fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Monaghan
These surnames share similar popularity, spelling, or cultural background with Monaghan.
Other European Surnames
Explore more surnames with European roots. There are 162,254 surnames in our database — here are some that share the same European origin as Monaghan.
Frequently Asked Questions About Monaghan
Top Surnames Starting with M
The most common American surnames that begin with the letter M, ranked by population.
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