The Adamczyk surname
In the 2010 U.S. Census, 2,828 people carried this name — #11,183 among all U.S. surnames, about 1 in every 104,200 people counted. That is up 3% from 2,741 in 2000.
Where the name comes from
The origin of the Adamczyk surname
From Adam + -czyk (surname-forming suffix).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Adamczyk» (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
41,282 people named Adamczyk have a registered home in Poland.
Of the 45,662 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 274 people named Adamczyk.
83 of them were born outside France. Those born in France came from 34 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 Belgium’s population register
At least 74 people named Adamczyk 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 Switzerland’s population statistics
69 people named Adamczyk live in Switzerland.
They live in 10 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 the Nordic population registers
103 people named Adamczyk 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
Adamczyk in American newspapers,
1889–1954.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 1,345 pages in all carry the name.
Who carried it
People named Adamczyk,
with a public archive behind them.
-
Franciszek Adamczyk 1875–1931 · conductor -
Zdzisław Adamczyk 1886–1940 · sports official -
Alojzy Adamczyk 1895–1940 -
Władysław Adamczyk 1900–1915 · civil engineer -
Małgorzata Adamczyk-Habrajska 1901– · researcher
Wikidata and Wikimedia Commons (CC0) · 178 lives in all are documented under this name.
Nearby in the index
Surnames next to Adamczyk.
- Acquaviva 837 · U.S. census
- Acquistapace 237 · U.S. census
- Actis 189 · U.S. census
- Ada 526 · U.S. census
- Adam 13,574 · U.S. census
- Adamczak 553 · U.S. census
- Adamek 1,307 · U.S. census
- Adami 796 · U.S. census
- Adamiak 346 · U.S. census
- Adamkiewicz 253 · U.S. census
- Adamo 3,647 · U.S. census
- Adams 427,865 · U.S. census
When the index is not enough
This page says where Adamczyk 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.