The Kaczmarski surname
In the 2010 U.S. Census, 704 people carried this name — #32,632 among all U.S. surnames, about 1 in every 416,700 people counted. That is up 6% from 662 in 2000.
In Poland’s population register
7,388 people named Kaczmarski have a registered home in Poland.
Of the 8,051 in Poland’s national register, these are the ones with a permanent address on file. They live in all 16 of Poland’s voivodeships, most of all in Masovian.
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.
In France’s civil register
France’s register of deaths holds 56 people named Kaczmarski.
9 of them were born outside France. Those born in France came from 18 départements, most often Meurthe-et-Moselle.
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.
Who carried it
People named Kaczmarski,
with a public archive behind them.
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Wladyslaw Kaczmarski 1848–1933 · architect
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Wladyslaw Kaczmarski 1848–1933 · architect
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Józef Kaczmarski 1905–1939 · military officer
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Kazimierz Kaczmarski 1921–1945
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Feliks Kaczmarski 1925–2009 · photographer
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Janusz Kaczmarski 1931–2009 · painter
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Kaczmarski.
- Kaas 620 · U.S. census
- Kaba 1,991 · U.S. census
- Kacher 274 · U.S. census
- Kaczka 255 · U.S. census
- Kaczmarczyk 1,275 · U.S. census
- Kaczmarek 4,052 · U.S. census
- Kaczor 1,711 · U.S. census
- Kaczorowski 839 · U.S. census
- Kada 212 · U.S. census
- Kader 969 · U.S. census
- Kadi 334 · U.S. census
- Kadiri 227 · U.S. census
When the index is not enough
This page says where Kaczmarski 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.