The Dubert surname
In the 2010 U.S. Census, 108 people carried this name — #151,532 among all U.S. surnames, about 1 in every 2,500,000 people counted. That is down 23% from 141 in 2000.
In France’s civil register
France’s register of deaths holds 307 people named Dubert.
4 of them were born outside France. Those born in France came from 37 départements, most often Paris.
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 Poland’s population register
235 people named Dubert have a registered home in Poland.
Of the 286 in Poland’s national register, these are the ones with a permanent address on file. They live in 12 of Poland’s 16 voivodeships, most of all in Greater Poland.
Where it concentrates, on the mapWhere they live today
PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.
Who carried it
People named Dubert,
with a public archive behind them.
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Franciszek Dubert 1946– · researcher
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Isidro Dubert García 1961– · historian
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Francisco Dubert García 1968– · philologist
Wikidata (CC0).
Nearby in the index
Surnames next to Dubert.
When the index is not enough
This page says where Dubert 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.