The Lammer surname
In the 2010 U.S. Census, 142 people carried this name — #121,590 among all U.S. surnames, about 1 in every 2,000,000 people counted. That is down 32% from 209 in 2000.
In Switzerland’s population statistics
79 people named Lammer live in Switzerland.
They live in 10 of Switzerland’s 26 cantons, most of all in Basel-Landschaft.
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 France’s civil register
France’s register of deaths holds 64 people named Lammer.
3 of them were born outside France. Those born in France came from 7 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 the Nordic population registers
26 people named Lammer 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).
Who carried it
People named Lammer,
with a public archive behind them.
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Josef Lammer 1812–1894 · firefighter
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Alfred Lammer 1909–2000 · photographer
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Alfred Lammer 1909–2000 · photographer
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Hans Dieter Lammer 1960–
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Helmut Lammer 1965– · astronomer
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Christina Lammer 1968– · photographer
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Lammer.
- Lamere 2,760 · U.S. census
- Lamey 1,178 · U.S. census
- Lami 278 · U.S. census
- Lamie 822 · U.S. census
- Lamirand 255 · U.S. census
- Lamm 6,105 · U.S. census
- Lammers 5,061 · U.S. census
- Lamon 1,957 · U.S. census
- Lamonica 2,431 · U.S. census
- Lamont 6,845 · U.S. census
- Lamontagne 3,539 · U.S. census
- Lamora 530 · U.S. census
When the index is not enough
This page says where Lammer 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.