The Lenz surname
In the 2010 U.S. Census, 11,191 people carried this name — #3,226 among all U.S. surnames, about 1 in every 26,400 people counted. That is up 2% from 10,940 in 2000.
Where the name comes from
The origin of the Lenz surname
Borrowed from German Lenz.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Lenz» (Polish), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Switzerland’s population statistics
1,226 people named Lenz live in Switzerland.
They live in 20 of Switzerland’s 26 cantons, most of all in Zurich.
Where it concentrates, on the mapWhere 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 Argentina’s national register
At least 481 people named Lenz 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 Misiones.
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 Poland’s population register
326 people named Lenz have a registered home in Poland.
Of the 445 in Poland’s national register, these are the ones with a permanent address on file. They live in 13 of Poland’s 16 voivodeships, most of all in Pomeranian.
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 148 people named Lenz.
41 of them were born outside France. Those born in France came from 18 départements, most often Bas-Rhin.
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 Belgium’s population register
At least 82 people named Lenz 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 Liège.
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 the Nordic population registers
133 people named Lenz 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
Lenz in American newspapers,
1909–1918.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 34,207 pages in all carry the name.
Who carried it
People named Lenz,
with a public archive behind them.
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Johannes Lenz d. 1541 · chronicler
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Maria Elisabeth Lenz d. 1667 · patrician
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Willi Lenz d. 1945 · police officer
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Em. Lenz d. 1929 · editing staff
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Peter Lenz d. 1664
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Johann Lenz 1559–1613 · pastor
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Lenz.
- Lenormand 181 · U.S. census
- Lens 261 · U.S. census
- Lente 336 · U.S. census
- Lentini 2,677 · U.S. census
- Lentz 15,126 · U.S. census
- Leny 103 · U.S. census
- Lenzi 1,232 · U.S. census
- Lenzini 183 · U.S. census
- Leo 8,039 · U.S. census
- Leon 86,363 · U.S. census
- Leonard 91,475 · U.S. census
- Leonardi 1,834 · U.S. census
When the index is not enough
This page says where Lenz 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.