The Auer surname
In the 2010 U.S. Census, 3,578 people carried this name — #9,125 among all U.S. surnames, about 1 in every 82,600 people counted. That is up 5% from 3,411 in 2000.
What the name means
The meaning of the Auer surname
Borrowed from German Auer, topographic surname from several places with the name Au, Aue, all from the noun Aue (“floodplain, stream”).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Auer» (English), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Switzerland’s population statistics
1,041 people named Auer live in Switzerland.
They live in 21 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 France’s civil register
France’s register of deaths holds 526 people named Auer.
67 of them were born outside France. Those born in France came from 44 départements, most often Haut-Rhin.
Where it concentrates, on the mapWhere 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 361 people named Auer 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.
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
94 people named Auer have a registered home in Poland.
Of the 223 in Poland’s national register, these are the ones with a permanent address on file. They live in 8 of Poland’s 16 voivodeships, most of all in Opole.
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 the Nordic population registers
409 people named Auer are counted in Finland and Sweden.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published. Finland counts its citizens, at home or abroad.
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) · Digital and Population Data Services Agency (DVV), Finland, surname statistics, August 2026 — CC BY 4.0.
In print
Auer in American newspapers,
1905–1919.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 104,068 pages in all carry the name.
Who carried it
People named Auer,
with a public archive behind them.
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Lambert Auer 1533–1573 · philosopher
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Bartholomäus Auer 1625–
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János Nándor Auer 1640–1698 · military leader
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Jakob Auer 1645–1706 · sculptor
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Leopold Auer 1687–1759 · Catholic priest
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Christoph Albrecht von Auer 1710–1794 · jurist
Wikidata (CC0) · 9 lives in all are documented under this name.
Nearby in the index
Surnames next to Auer.
- Audibert 308 · U.S. census
- Audie 135 · U.S. census
- Audiffred 194 · U.S. census
- Audino 440 · U.S. census
- Audrain 191 · U.S. census
- Audy 233 · U.S. census
- Auge 861 · U.S. census
- Auger 4,182 · U.S. census
- Augsburger 957 · U.S. census
- Augst 180 · U.S. census
- Augugliaro 212 · U.S. census
- Auguste 3,981 · U.S. census
When the index is not enough
This page says where Auer 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.