The Rego surname
In the 2010 U.S. Census, 5,342 people carried this name — #6,375 among all U.S. surnames, about 1 in every 55,200 people counted. That is down 3% from 5,498 in 2000.
In Argentina’s national register
At least 981 people named Rego 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 Switzerland’s population statistics
184 people named Rego live in Switzerland.
They live in 15 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 France’s civil register
France’s register of deaths holds 52 people named Rego.
Most of them — 38 — were born outside France. Those born in France came from 10 départements, most often Moselle.
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 Belgium’s population register
At least 34 people named Rego 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 Limburg.
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 print
Rego in American newspapers,
1889–1893.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 30,848 pages in all carry the name.
Who carried it
People named Rego,
with a public archive behind them.
-
João Batista do Rego Barros Cavalcanti de Albuquerque 1801– · politician -
José Maria de Morais Rego 1810–1883 · politician -
Pedro Vaz Rego 1673–1736 · composer
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Francisco do Rego Barros 1770– · military officer
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Luís Manuel de Morais Rego 1782–1840 · politician
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Antonio José de Souza Rego 1829–1900 · writer
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Rego.
- Regina 1,646 · U.S. census
- Reginato 245 · U.S. census
- Regis 3,076 · U.S. census
- Regner 1,128 · U.S. census
- Regnery 157 · U.S. census
- Regnier 2,488 · U.S. census
- Regoli 203 · U.S. census
- Rehm 3,637 · U.S. census
- Rei 374 · U.S. census
- Reibel 450 · U.S. census
- Reich 12,891 · U.S. census
- Reichard 3,799 · U.S. census
When the index is not enough
This page says where Rego 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.