The Deroo surname
In the 2000 U.S. Census, 767 people carried this name — #29,099 among all U.S. surnames, about 1 in every 357,100 people counted.
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In France’s civil register
France’s register of deaths holds 1,029 people named Deroo.
27 of them were born outside France. Those born in France came from 35 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 960 people named Deroo 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.
Nearby in the index
Surnames next to Deroo.
- Derin 114 · U.S. census
- Dermont 114 · U.S. census
- Deroche 2,306 · U.S. census
- Deroin 248 · U.S. census
- Derome 215 · U.S. census
- Deron 165 · U.S. census
- Derose 3,921 · U.S. census
- Derosier 2,606 · U.S. census
- Derossi 276 · U.S. census
- Derouen 2,588 · U.S. census
- Derouin 977 · U.S. census
- Derousseau 132 · U.S. census
When the index is not enough
This page says where Deroo 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.