The Zak surname
In the 2010 U.S. Census, 5,177 people carried this name — #6,540 among all U.S. surnames, about 1 in every 56,800 people counted. About the same as in 2000 (5,168).
In Poland’s population register
19,893 people named Zak have a registered home in Poland.
Of the 21,835 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 201 people named Zak.
74 of them were born outside France. Those born in France came from 29 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 182 people named Zak 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 City of Buenos Aires.
Where it concentrates, on the mapWhere they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In Switzerland’s population statistics
63 people named Zak 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 the Nordic population registers
63 people named Zak 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
Zak in American newspapers,
1925–1928.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 14,840 pages in all carry the name.
Who carried it
People named Zak,
with a public archive behind them.
-
Avraam Zak 1829–1893 · businessperson -
Eugeniusz Zak 1884–1926 · painter -
Gershon Zak 1909–1989 · military officer -
Helene Zak 1848–1934
-
Alphons Zak 1868–1931 · historian
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Alois Žak 1868–1943
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Zak.
- Zahra 589 · U.S. census
- Zaia 409 · U.S. census
- Zaid 552 · U.S. census
- Zaidi 2,851 · U.S. census
- Zaiter 173 · U.S. census
- Zajac 5,270 · U.S. census
- Zakarian 754 · U.S. census
- Zaki 1,356 · U.S. census
- Zakrzewski 2,016 · U.S. census
- Zalewski 3,812 · U.S. census
- Zambelli 353 · U.S. census
- Zambetti 234 · U.S. census
When the index is not enough
This page says where Zak 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.