The Baar surname
In the 2010 U.S. Census, 824 people carried this name — #28,856 among all U.S. surnames, about 1 in every 357,100 people counted. That is up 4% from 795 in 2000.
In Belgium’s population register
At least 71 people named Baar 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 Liège.
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.
In Argentina’s national register
At least 52 people named Baar live in Argentina.
RENAPER only publishes a name in a province when more than ten people there share it, so the real number is higher. Most of them live in Misiones.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In France’s civil register
France’s register of deaths holds 51 people named Baar.
4 of them were born outside France. Those born in France came from 8 départements, most often Paris.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where 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
46 people named Baar have a registered home in Poland.
Of the 71 in Poland’s national register, these are the ones with a permanent address on file. They live in 4 of Poland’s 16 voivodeships, most of all in Opole.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where 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 Baar,
with a public archive behind them.
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Antonius van Baar 1816–1889 · politician -
Boye Baar 1823–1881 · photographer
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Herman Baar 1826–1904 · rabbi
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Josef Baar 1835–1907 · writer
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Anna Baar-Plommer 1836–1890 · painter
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Anna Baar-Plommer 1836–1890 · painter
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Baar.
When the index is not enough
This page says where Baar 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.