The Duyck surname
In the 2000 U.S. Census, 402 people carried this name — #49,159 among all U.S. surnames, about 1 in every 666,700 people counted.
In Belgium’s population register
At least 1,031 people named Duyck 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 324 people named Duyck.
13 of them were born outside France. Those born in France came from 22 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 Duyck.
- Duvernay 519 · U.S. census
- Duverney 162 · U.S. census
- Duvic 149 · U.S. census
- Duvivier 184 · U.S. census
- Duvoisin 102 · U.S. census
- Duwel 177 · U.S. census
- Duzan 720 · U.S. census
- Dy 1,422 · U.S. census
- Dye 27,627 · U.S. census
- Dyon 104 · U.S. census
- Dys 118 · U.S. census
- Dziedzic 2,127 · U.S. census
When the index is not enough
This page says where Duyck 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.