The Czerniak surname
In the 2010 U.S. Census, 776 people carried this name — #30,202 among all U.S. surnames, about 1 in every 384,600 people counted. That is down 3% from 803 in 2000.
What the name means
The meaning of the Czerniak surname
From dialectal czarniak (“swarthy person”), or from Czarny + -ak.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Czerniak» (Polish), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Poland’s population register
5,600 people named Czerniak have a registered home in Poland.
Of the 6,265 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 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.
In France’s civil register
France’s register of deaths holds 77 people named Czerniak.
26 of them were born outside France. Those born in France came from 11 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.
In Argentina’s national register
At least 38 people named Czerniak 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 Buenos Aires Province.
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.
Who carried it
People named Czerniak,
with a public archive behind them.
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Moshe Czerniak 1910–1984 · journalist -
Moshe Czerniak 1910–1984 · journalist
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Ruzya Iosifovna Chernyak 1900–1937 · revolutionary
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Jan Czerniak 1906–1999 · Catholic priest
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Pinchas Czerniak 1909–1993 · nuclear medicine physician
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Zygfryd Czerniak 1910–2005 · composer
Wikidata and Wikimedia Commons (CC0) · 8 lives in all are documented under this name.
Nearby in the index
Surnames next to Czerniak.
- Czaja 1,158 · U.S. census
- Czajka 1,119 · U.S. census
- Czajkowski 2,441 · U.S. census
- Czapla 808 · U.S. census
- Czarnecki 4,164 · U.S. census
- Czech 2,453 · U.S. census
- Czerwinski 2,426 · U.S. census
- Czuba 403 · U.S. census
- Czubak 141 · U.S. census
- Czyz 719 · U.S. census
- Daab 241 · U.S. census
- Daas 240 · U.S. census
When the index is not enough
This page says where Czerniak 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.