The Zech surname
In the 2010 U.S. Census, 1,324 people carried this name — #20,157 among all U.S. surnames, about 1 in every 222,200 people counted. That is down 3% from 1,367 in 2000.
In France’s civil register
France’s register of deaths holds 157 people named Zech.
23 of them were born outside France. Those born in France came from 17 départements, most often Moselle.
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
118 people named Zech live in Switzerland.
They live in 11 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 Poland’s population register
64 people named Zech have a registered home in Poland.
Of the 91 in Poland’s national register, these are the ones with a permanent address on file. They live in 5 of Poland’s 16 voivodeships, most of all in Kuyavian-Pomeranian.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where 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 Argentina’s national register
At least 49 people named Zech 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 Buenos Aires Province.
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.
Who carried it
People named Zech,
with a public archive behind them.
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Bernhard von Zech 1649–1720 · writer -
Adam Zech d. 1607 · jurist
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Joseph Albrecht von Zech d. 1793 · archivist
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James C. Zech d. 1999 · botanist
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Nikolaus Zech 1559–1607 · beamter
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Magdalene Zech 1622–1703
Wikidata and Wikimedia Commons (CC0) · 7 lives in all are documented under this name.
Nearby in the index
Surnames next to Zech.
- Zaza 280 · U.S. census
- Zbinden 421 · U.S. census
- Zborowski 289 · U.S. census
- Zebrowski 1,739 · U.S. census
- Zecca 677 · U.S. census
- Zecchini 210 · U.S. census
- Zeh 1,540 · U.S. census
- Zehler 243 · U.S. census
- Zehner 2,350 · U.S. census
- Zehr 3,015 · U.S. census
- Zehren 387 · U.S. census
- Zeidler 819 · U.S. census
When the index is not enough
This page says where Zech 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.