The Klemm surname
In the 2010 U.S. Census, 2,982 people carried this name — #10,715 among all U.S. surnames, about 1 in every 99,000 people counted. About the same as in 2000 (2,974).
In Switzerland’s population statistics
237 people named Klemm live in Switzerland.
They live in 17 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 Poland’s population register
172 people named Klemm have a registered home in Poland.
Of the 225 in Poland’s national register, these are the ones with a permanent address on file. They live in 10 of Poland’s 16 voivodeships, most of all in Greater Poland.
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 68 people named Klemm.
13 of them were born outside France. Those born in France came from 11 départements, most often Haut-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 Argentina’s national register
At least 42 people named Klemm 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.
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 the Nordic population registers
85 people named Klemm 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
Klemm in American newspapers,
1901–1940.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 14,078 pages in all carry the name.
Who carried it
People named Klemm,
with a public archive behind them.
-
Gustav Klemm 1802–1867 · writer -
Oskar Martin von Klemm 1822–1891 · military officer -
Johanna Klemm 1856–1924 · writer -
Antal Klemm 1883–1963 · friar -
Wilhelm Klemm 1896–1985 · chemist
Wikidata and Wikimedia Commons (CC0) · 150 lives in all are documented under this name.
Nearby in the index
Surnames next to Klemm.
- Kleiner 2,566 · U.S. census
- Kleinhans 1,264 · U.S. census
- Kleinmann 257 · U.S. census
- Kleinpeter 706 · U.S. census
- Kleitz 254 · U.S. census
- Klem 2,365 · U.S. census
- Klepper 2,245 · U.S. census
- Klimas 1,032 · U.S. census
- Klimczak 720 · U.S. census
- Klimek 3,492 · U.S. census
- Kling 7,713 · U.S. census
- Klinger 9,179 · U.S. census
When the index is not enough
This page says where Klemm 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.