The Deman surname
In the 2010 U.S. Census, 435 people carried this name — #48,530 among all U.S. surnames, about 1 in every 666,700 people counted. That is up 2% from 425 in 2000.
In Belgium’s population register
At least 1,436 people named Deman live in Belgium.
Statbel only publishes a name in a municipality when five or more people there share it, so the real number is higher. Most of them live in West Flanders.
Where it concentrates, on the mapWhere they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In France’s civil register
France’s register of deaths holds 477 people named Deman.
31 of them were born outside France. Those born in France came from 31 départements, most often Nord.
Where it concentrates, on the mapWhere they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
Nearby in the index
Surnames next to Deman.
- Delvalle 11,816 · U.S. census
- Delvaux 335 · U.S. census
- Delvecchio 4,548 · U.S. census
- Dely 273 · U.S. census
- Demain 352 · U.S. census
- Demaine 280 · U.S. census
- Demanche 267 · U.S. census
- Demand 289 · U.S. census
- Demange 232 · U.S. census
- Demar 1,801 · U.S. census
- Demarais 870 · U.S. census
- Demarchi 518 · U.S. census
When the index is not enough
This page says where Deman is.
A volume says what happened to it.
Every page in the index is free and stays free. The Heritage Volume is the long form: the full paper trail, the arms, the crossing — bound, and yours.