The Karcz surname
In the 2010 U.S. Census, 644 people carried this name — #35,016 among all U.S. surnames, about 1 in every 454,500 people counted. That is up 14% from 565 in 2000.
In Poland’s population register
5,540 people named Karcz have a registered home in Poland.
Of the 6,060 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 Lesser 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.
In France’s civil register
France’s register of deaths holds 56 people named Karcz.
15 of them were born outside France. Those born in France came from 10 départements, most often Pas-de-Calais.
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 Karcz,
with a public archive behind them.
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Jan Karcz 1892–1943 · military officer -
Helena Karcz 1909–2002 · historian
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Stanisław Karcz 1914–1945
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Marta Uszycka-Karcz 1935–1990 · physician
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Zeno Karcz 1935–2022 · Canadian football player
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Andrzej Karcz 1936–2024 · physician
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Karcz.
- Kara 1,308 · U.S. census
- Karam 3,401 · U.S. census
- Karapetyan 1,260 · U.S. census
- Karas 5,858 · U.S. census
- Karch 1,506 · U.S. census
- Karcher 3,746 · U.S. census
- Karczewski 1,058 · U.S. census
- Kari 530 · U.S. census
- Karim 5,729 · U.S. census
- Karl 6,564 · U.S. census
- Karle 1,768 · U.S. census
- Karm 291 · U.S. census
When the index is not enough
This page says where Karcz 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.