The Seidel surname
In the 2010 U.S. Census, 8,430 people carried this name — #4,204 among all U.S. surnames, about 1 in every 35,000 people counted. That is up 1% from 8,376 in 2000.
In Poland’s population register
744 people named Seidel have a registered home in Poland.
Of the 1,086 in Poland’s national register, these are the ones with a permanent address on file. They live in 14 of Poland’s 16 voivodeships, most of all in Silesian.
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 Switzerland’s population statistics
451 people named Seidel live in Switzerland.
They live in 19 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 Argentina’s national register
At least 255 people named Seidel 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.
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 241 people named Seidel.
70 of them were born outside France. Those born in France came from 20 départements, most often Moselle.
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 the Nordic population registers
135 people named Seidel 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
Seidel in American newspapers,
1912.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 36,229 pages in all carry the name.
Who carried it
People named Seidel,
with a public archive behind them.
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Erasmus von Seidel 1521–1562 · politician -
Bruno Seidel 1530–1591 · writer -
Christoph Seidel d. 1720 · bookseller
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Alfred W Seidel d. 2014 · researcher
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Justus Christian Felix Seidel d. 1848 · Postbeamter
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Steven Seidel d. 2014 · computer science teacher
Wikidata and Wikimedia Commons (CC0) · 9 lives in all are documented under this name.
Nearby in the index
Surnames next to Seidel.
- Segui 910 · U.S. census
- Seguin 3,259 · U.S. census
- Seguinot 292 · U.S. census
- Segur 344 · U.S. census
- Segura 30,880 · U.S. census
- Seibert 10,826 · U.S. census
- Seidler 1,602 · U.S. census
- Seifert 10,499 · U.S. census
- Seigle 682 · U.S. census
- Seigler 2,665 · U.S. census
- Seigneur 142 · U.S. census
- Seiler 8,170 · U.S. census
When the index is not enough
This page says where Seidel 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.