Origin of the Glennon Surname
The Glennon surname is of European origin (European). In the 2010 U.S. Census it ranked #9,165 with 3,561 Americans (1.21 per 100K people).
What the name meant to the first families who bore it — and how Glennon traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Glennon |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | European |
| Language | European |
| US Rank (2010) | #9,165 |
| US Count (2010) | 3,561 |
| Per 100K People | 1.21 |
| First Letter | G |
Ethnic Distribution of Glennon
Among 3,561 Americans named Glennon, the largest self-reported group is White (94.75%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Glennon Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Glennon moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Glennon family really come from?
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The Complete Story of the Glennon Family
What you’ve read above is just the overview. Your full Glennon Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Glennon
- ✓ The Glennon coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Glennon families live today
- ✓ Notable Glennon 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 Glennon fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Glennon
These surnames share similar popularity, spelling, or cultural background with Glennon.
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 Glennon.
Frequently Asked Questions About Glennon
Top Surnames Starting with G
The most common American surnames that begin with the letter G, ranked by population.
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