The Debay surname
In the 2000 U.S. Census, 184 people carried this name — #92,601 among all U.S. surnames, about 1 in every 1,428,600 people counted.
Free to read. No account, no sign-up.
In France’s civil register
France’s register of deaths holds 380 people named Debay.
10 of them were born outside France. Those born in France came from 33 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.
In Belgium’s population register
At least 133 people named Debay 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 Hainaut.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
Nearby in the index
Surnames next to Debay.
- Debacker 558 · U.S. census
- Debaere 275 · U.S. census
- Debar 268 · U.S. census
- Debard 136 · U.S. census
- Debarge 396 · U.S. census
- Debauche 460 · U.S. census
- Debeaumont 127 · U.S. census
- Debeer 354 · U.S. census
- Debel 128 · U.S. census
- Debenedetti 297 · U.S. census
- Debernard 105 · U.S. census
- Debernardi 418 · U.S. census
When the index is not enough
This page says where Debay 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.