The Semper surname
In the 2010 U.S. Census, 434 people carried this name — #48,628 among all U.S. surnames, about 1 in every 666,700 people counted. That is down 15% from 512 in 2000.
In Argentina’s national register
At least 208 people named Semper 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
105 people named Semper have a registered home in Poland.
Of the 117 in Poland’s national register, these are the ones with a permanent address on file. They live in 4 of Poland’s 16 voivodeships, most of all in Lesser Poland.
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 France’s civil register
France’s register of deaths holds 55 people named Semper.
19 of them were born outside France. Those born in France came from 12 départements, most often Pyrénées-Atlantiques.
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 print
Semper in American newspapers,
1881–1915.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 27,773 pages in all carry the name.
Who carried it
People named Semper,
with a public archive behind them.
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Gottfried Semper 1803–1879 · teacher -
Carl Semper 1832–1893 · naturalist -
Georg Semper 1837–1909 · zoologist -
Georg Semper 1837–1909 · zoologist
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Magdalena Semper Verrenaras 1607–
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Matheo Semper Sagastiverria 1611–
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Semper.
When the index is not enough
This page says where Semper 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.