The Wertheimer surname
In the 2010 U.S. Census, 1,116 people carried this name — #22,924 among all U.S. surnames, about 1 in every 263,200 people counted. That is up 9% from 1,022 in 2000.
Where the name comes from
The origin of the Wertheimer surname
From Wertheim + -er
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Wertheimer» (German), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In France’s civil register
France’s register of deaths holds 86 people named Wertheimer.
14 of them were born outside France. Those born in France came from 22 départements, most often Paris.
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 38 people named Wertheimer 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.
In Switzerland’s population statistics
29 people named Wertheimer live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Geneva.
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.
Who carried it
People named Wertheimer,
with a public archive behind them.
-
Samson Wertheimer 1658–1724 · politician -
Moses Heinemann Wertheimer d. 1851 · banker
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Zacharias Wertheimer d. 1809
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Michael II, Count of Wertheim 1452–1531
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Wolf Wertheimer 1709–1763 · businessperson
Wikidata and Wikimedia Commons (CC0).
Nearby in the index
Surnames next to Wertheimer.
- Wernert 397 · U.S. census
- Wernet 389 · U.S. census
- Wernette 532 · U.S. census
- Wernimont 480 · U.S. census
- Wersinger 212 · U.S. census
- Werth 3,757 · U.S. census
- Werts 1,993 · U.S. census
- Wertz 8,198 · U.S. census
- Wery 607 · U.S. census
- Wesolek 414 · U.S. census
- Wesolowski 3,204 · U.S. census
- West 195,818 · U.S. census
When the index is not enough
This page says where Wertheimer 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.