The Theis surname
In the 2010 U.S. Census, 6,425 people carried this name — #5,417 among all U.S. surnames, about 1 in every 45,900 people counted. That is up 4% from 6,204 in 2000.
In France’s civil register
France’s register of deaths holds 355 people named Theis.
35 of them were born outside France. Those born in France came from 37 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 Belgium’s population register
At least 151 people named Theis live in Belgium.
Statbel only publishes a name in a municipality when five or more people there share it, so the real number is higher. Most of them live in Liège.
Where it concentrates, on the mapWhere they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In Switzerland’s population statistics
109 people named Theis live in Switzerland.
They live in 12 of Switzerland’s 26 cantons, most of all in Zurich.
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 Poland’s population register
63 people named Theis have a registered home in Poland.
Of the 88 in Poland’s national register, these are the ones with a permanent address on file. They live in 6 of Poland’s 16 voivodeships, most of all in Pomeranian.
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 print
Theis in American newspapers,
1906–1923.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 852,396 pages in all carry the name.
Who carried it
People named Theis,
with a public archive behind them.
-
Sophie van Senden Theis d. 1957
-
Alexandre Etienne Guillaume Théis 1765–1842 · writer
-
Johann Theis 1773–1799 · farmer
-
Pierre Theis 1844–1918 · local politician
-
August Theis 1874–1968 · theologian
-
Otto Theis 1876– · philologist
Wikidata (CC0) · 8 lives in all are documented under this name.
Nearby in the index
Surnames next to Theis.
- Tharin 126 · U.S. census
- Thau 457 · U.S. census
- The 351 · U.S. census
- Theard 532 · U.S. census
- Thebaud 199 · U.S. census
- Theil 479 · U.S. census
- Theisen 5,707 · U.S. census
- Theiss 2,619 · U.S. census
- Thelemaque 339 · U.S. census
- Thelin 350 · U.S. census
- Theo 207 · U.S. census
- Theobald 4,300 · U.S. census
When the index is not enough
This page says where Theis 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.
