The Geiser surname
In the 2010 U.S. Census, 3,912 people carried this name — #8,443 among all U.S. surnames, about 1 in every 75,200 people counted. That is up 11% from 3,533 in 2000.
In Switzerland’s population statistics
2,602 people named Geiser live in Switzerland.
They live in 25 of Switzerland’s 26 cantons, most of all in Bern.
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 235 people named Geiser 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 France’s civil register
France’s register of deaths holds 82 people named Geiser.
30 of them were born outside France. Those born in France came from 14 départements, most often Alpes-Maritimes.
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
28 people named Geiser 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
Geiser in American newspapers,
1888–1906.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 15,435 pages in all carry the name.
Who carried it
People named Geiser,
with a public archive behind them.
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Carl Friedrich Geiser 1843–1934 · scientist
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Bruno Geiser 1846–1898 · politician -
Hans-Jörg Geiser d. 2015 · university teacher
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Antal Geiser 1785–1879 · engineer
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Wilhelm Geiser 1826–1900 · politician
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Arnold Geiser 1844–1909 · architect
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Geiser.
- Gehrig 1,138 · U.S. census
- Gehringer 1,471 · U.S. census
- Geib 2,915 · U.S. census
- Geiger 22,039 · U.S. census
- Geis 3,347 · U.S. census
- Geisen 630 · U.S. census
- Geisler 6,185 · U.S. census
- Geismar 182 · U.S. census
- Geiss 1,202 · U.S. census
- Geissel 208 · U.S. census
- Geisser 226 · U.S. census
- Geissler 2,449 · U.S. census
When the index is not enough
This page says where Geiser 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.
