The Kolar surname
In the 2010 U.S. Census, 4,413 people carried this name — #7,532 among all U.S. surnames, about 1 in every 66,700 people counted. That is up 12% from 3,950 in 2000.
In Switzerland’s population statistics
130 people named Kolar live in Switzerland.
They live in 12 of Switzerland’s 26 cantons, most of all in Zurich.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Swiss Federal Statistical Office (FSO), «Surnames of the permanent resident population by canton», 2025, opendata.swiss/en/dataset/nachnamen-der-standigen-wohnbevolkerung-nach-kanton3 · names with fewer than 3 bearers in a canton are not published.
In Poland’s population register
111 people named Kolar have a registered home in Poland.
Of the 176 in Poland’s national register, these are the ones with a permanent address on file. They live in 5 of Poland’s 16 voivodeships, most of all in Silesian.
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.
In Argentina’s national register
At least 76 people named Kolar 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 Chaco.
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 65 people named Kolar.
32 of them were born outside France. Those born in France came from 16 départements, most often Nord.
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 the Nordic population registers
90 people named Kolar is counted in Sweden.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published.
Counted, by country
Own calculations based on data from Statistics Sweden (SCB), surnames with at least two bearers, 31 December 2022 — CC BY 4.0 (names with 20 or more bearers shown).
In print
Kolar in American newspapers,
1908–1923.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 7,887 pages in all carry the name.
Who carried it
People named Kolar,
with a public archive behind them.
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Victor Kolar 1888–1957 · composer -
Heinrich Kolar 1871–1947 · pedagogue
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Fran Kolar 1877–1927 · Esperantist
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Josef Kolář 1884–1942 · translator
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Arnold Kolar 1884–1940
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Felix Kolar 1887–1944
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Kolar.
- Kohn 9,701 · U.S. census
- Kohr 1,520 · U.S. census
- Kohut 2,002 · U.S. census
- Kok 1,622 · U.S. census
- Kokot 294 · U.S. census
- Kolakowski 1,370 · U.S. census
- Kolasa 855 · U.S. census
- Kolb 11,705 · U.S. census
- Koll 1,282 · U.S. census
- Kollar 3,019 · U.S. census
- Kollen 175 · U.S. census
- Koller 6,792 · U.S. census
When the index is not enough
This page says where Kolar 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.