The Moreira surname
In the 2010 U.S. Census, 9,037 people carried this name — #3,942 among all U.S. surnames, about 1 in every 32,700 people counted. That is up 42% from 6,363 in 2000.
What the name means
The meaning of the Moreira surname
From (a)moreira (“mulberry tree”).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Moreira» (Portuguese), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Argentina’s national register
At least 27,787 people named Moreira 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
3,444 people named Moreira live in Switzerland.
They live in 25 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 833 people named Moreira.
Most of them — 454 — were born outside France. Those born in France came from 62 départements, most often Paris.
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 25 people named Moreira 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 Hainaut.
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
43 people named Moreira 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
Moreira in American newspapers,
1905–1962.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 1,837 pages in all carry the name.
Who carried it
People named Moreira,
with a public archive behind them.
-
José Antônio Moreira, Count of Ipanema 1797–1879 · businessperson -
Juan Moreira 1829–1872 · gaucho -
Placido Moreira Dias 1853– · military officer -
José Moreira Rato 1860–1937 · sculptor -
Delfim Moreira 1868–1920 · lawyer
Wikidata and Wikimedia Commons (CC0) · 223 lives in all are documented under this name.
Nearby in the index
Surnames next to Moreira.
- Morcillo 128 · U.S. census
- Morda 152 · U.S. census
- More 4,432 · U.S. census
- Moreau 9,035 · U.S. census
- Moreaux 313 · U.S. census
- Moree 1,862 · U.S. census
- Morel 8,085 · U.S. census
- Morell 4,281 · U.S. census
- Morelle 166 · U.S. census
- Morelli 6,532 · U.S. census
- Morello 3,283 · U.S. census
- Moren 1,103 · U.S. census
When the index is not enough
This page says where Moreira 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.