The Wieczorek surname
In the 2010 U.S. Census, 3,354 people carried this name — #9,679 among all U.S. surnames, about 1 in every 87,700 people counted. That is up 1% from 3,314 in 2000.
In Poland’s population register
43,251 people named Wieczorek have a registered home in Poland.
Of the 49,037 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 Silesian.
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 462 people named Wieczorek.
143 of them were born outside France. Those born in France came from 37 départements, most often Pas-de-Calais.
Where it concentrates, on the mapWhere they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
In Switzerland’s population statistics
104 people named Wieczorek live in Switzerland.
They live in 9 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 Argentina’s national register
At least 38 people named Wieczorek 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 Belgium’s population register
At least 34 people named Wieczorek 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 the Nordic population registers
93 people named Wieczorek 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
Wieczorek in American newspapers,
1876–1962.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 7,881 pages in all carry the name.
Who carried it
People named Wieczorek,
with a public archive behind them.
-
Józef Wieczorek 1893–1944 · politician -
Julian Wieczorek 1907–1943 · political activist -
Janusz Wieczorek 1910–1981 · politician -
Antoni Wieczorek 1924–1992 · ski jumper -
Raymond Wieczorek 1928–2022 · politician
Wikidata and Wikimedia Commons (CC0) · 276 lives in all are documented under this name.
Nearby in the index
Surnames next to Wieczorek.
- Wicker 10,321 · U.S. census
- Wickersheim 290 · U.S. census
- Wickert 935 · U.S. census
- Widmann 1,078 · U.S. census
- Widmer 3,336 · U.S. census
- Wiecek 316 · U.S. census
- Wiedemann 1,635 · U.S. census
- Wieder 1,645 · U.S. census
- Wiederkehr 368 · U.S. census
- Wiedmann 583 · U.S. census
- Wiegand 6,004 · U.S. census
- Wiel 105 · U.S. census
When the index is not enough
This page says where Wieczorek 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.