Origin of the Gillam Surname
The Gillam surname is of Unknown origin (Unknown). In the 2010 U.S. Census it ranked #9,003 with 3,633 Americans (1.23 per 100K people).
What the name meant to the first families who bore it — and how Gillam traveled across regions and centuries — is written out in the full Heritage Report.
Quick Facts
| Surname | Gillam |
|---|---|
| Meaning | Full etymology in the Heritage Report |
| Origin | Unknown |
| Language | Unknown |
| US Rank (2010) | #9,003 |
| US Count (2010) | 3,633 |
| Per 100K People | 1.23 |
| First Letter | G |
Ethnic Distribution of Gillam
Among 3,633 Americans named Gillam, the largest self-reported group is White (78.94%).
The full multi-group chart (every percentage, print-ready) is inside the Heritage Report — not repeated here.
Popularity of Gillam Over Time
Between the 2000 and 2010 U.S. Census, the national rank of Gillam moved down. Exact counts for both years — print-ready — are in the Heritage Report.
Where did the Gillam family really come from?
A simple cheek swab reveals your ethnic origins, maps where your Gillam ancestors lived, and connects you with living relatives who share your DNA.
- 🧬 A detailed estimate of your ethnic origins
- 🗺️ See where your Gillam ancestors lived & migrated
- 👪 Get matched with relatives you never knew you had
Trusted by millions who've uncovered their family story
Prefer another lab? 23andMe · MyHeritage
As an Amazon Associate we earn from qualifying purchases — at no extra cost to you.
The Complete Story of the Gillam Family
What you’ve read above is just the overview. Your full Gillam Heritage Report goes far deeper — and it’s yours to keep, print & share with your family.
- ✓ The true origin & meaning of Gillam
- ✓ The Gillam coat of arms & heraldry
- ✓ Migration journey across the world
- ✓ Where Gillam families live today
- ✓ Notable Gillam 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 Gillam fact most families never hear by email — a teaser, not the full etymology (that’s in the report).
Similar Surnames to Gillam
These surnames share similar popularity, spelling, or cultural background with Gillam.
Other Unknown Surnames
Explore more surnames with Unknown roots. There are 162,254 surnames in our database — here are some that share the same Unknown origin as Gillam.
Frequently Asked Questions About Gillam
Top Surnames Starting with G
The most common American surnames that begin with the letter G, ranked by population.
Related Searches
People searching for information about the Gillam surname also look for: