The Reis surname
In the 2010 U.S. Census, 12,165 people carried this name — #2,953 among all U.S. surnames, about 1 in every 24,300 people counted. That is up 7% from 11,331 in 2000.
In Switzerland’s population statistics
1,121 people named Reis live in Switzerland.
They live in 22 of Switzerland’s 26 cantons, most of all in Vaud.
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 785 people named Reis 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 351 people named Reis.
155 of them were born outside France. Those born in France came from 36 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 Poland’s population register
173 people named Reis have a registered home in Poland.
Of the 224 in Poland’s national register, these are the ones with a permanent address on file. They live in 11 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 Belgium’s population register
At least 37 people named Reis 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 Luxembourg Province.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In the Nordic population registers
427 people named Reis are counted in Sweden and Finland.
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
Reis in American newspapers,
1912–1922.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 1,031,036 pages in all carry the name.
Who carried it
People named Reis,
with a public archive behind them.
-
Maria Firmina dos Reis 1825–1917 · writer -
Johann Philipp Reis 1834–1874 · scientist -
António Soares dos Reis 1847–1889 · sculptor -
Carlos Cândido dos Reis 1852–1910 · politician -
Ida Brander 1857–1931 · actor
Wikidata and Wikimedia Commons (CC0) · 249 lives in all are documented under this name.
Nearby in the index
Surnames next to Reis.
- Reinhardt 12,057 · U.S. census
- Reinhart 9,237 · U.S. census
- Reiniche 173 · U.S. census
- Reinier 351 · U.S. census
- Reininger 757 · U.S. census
- Reinold 219 · U.S. census
- Reisch 935 · U.S. census
- Reiser 4,554 · U.S. census
- Reiss 7,334 · U.S. census
- Reisser 168 · U.S. census
- Reist 700 · U.S. census
- Reisz 439 · U.S. census
When the index is not enough
This page says where Reis 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.