The Madej surname
In the 2010 U.S. Census, 888 people carried this name — #27,228 among all U.S. surnames, about 1 in every 333,300 people counted. That is down 1% from 901 in 2000.
Where the name comes from
The origin of the Madej surname
Clipping of Amadej.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Madej» (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
17,301 people named Madej have a registered home in Poland.
Of the 18,842 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 141 people named Madej.
50 of them were born outside France. Those born in France came from 26 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 Switzerland’s population statistics
26 people named Madej live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Bern.
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
50 people named Madej 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).
Nearby in the index
Surnames next to Madej.
- Madala 320 · U.S. census
- Madani 649 · U.S. census
- Madar 723 · U.S. census
- Maddalena 1,099 · U.S. census
- Made 267 · U.S. census
- Madeira 1,183 · U.S. census
- Madeline 237 · U.S. census
- Mader 5,434 · U.S. census
- Madere 1,087 · U.S. census
- Madi 378 · U.S. census
- Madon 260 · U.S. census
- Madonia 1,194 · U.S. census
When the index is not enough
This page says where Madej 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.