The Walczak surname
In the 2010 U.S. Census, 3,437 people carried this name — #9,466 among all U.S. surnames, about 1 in every 85,500 people counted. That is down 3% from 3,549 in 2000.
In Poland’s population register
38,686 people named Walczak have a registered home in Poland.
Of the 42,287 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 667 people named Walczak.
214 of them were born outside France. Those born in France came from 39 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
62 people named Walczak live in Switzerland.
They live in 7 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 Belgium’s population register
At least 44 people named Walczak 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 Limburg.
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 Argentina’s national register
At least 28 people named Walczak 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 Santa Fe.
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 the Nordic population registers
105 people named Walczak 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
Walczak in American newspapers,
1905–1956.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 2,355 pages in all carry the name.
Who carried it
People named Walczak,
with a public archive behind them.
-
Kazimierz Walczak 1886–1945 -
Stanisław Walczak 1913–2002 · politician -
Wojciech Walczak 1916–1984 · geographer -
Marian Walczak 1926–1987 -
Eduardo Walczak 1929–2023 · violinist
Wikidata and Wikimedia Commons (CC0) · 161 lives in all are documented under this name.
Nearby in the index
Surnames next to Walczak.
- Walas 349 · U.S. census
- Walaszek 273 · U.S. census
- Walbert 762 · U.S. census
- Walch 1,986 · U.S. census
- Walck 1,178 · U.S. census
- Walcker 207 · U.S. census
- Wald 4,057 · U.S. census
- Walder 1,380 · U.S. census
- Waldmann 655 · U.S. census
- Waldner 2,238 · U.S. census
- Waldvogel 1,101 · U.S. census
- Waligora 472 · U.S. census
When the index is not enough
This page says where Walczak 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.