The Riga surname
In the 2010 U.S. Census, 547 people carried this name — #40,082 among all U.S. surnames, about 1 in every 526,300 people counted. That is up 8% from 505 in 2000.
Where the name comes from
The origin of the Riga surname
Borrowed from Italian Riga and Greek Ρήγα (Ríga).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Riga» (English), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Belgium’s population register
At least 460 people named Riga 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 Argentina’s national register
At least 408 people named Riga 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 France’s civil register
France’s register of deaths holds 181 people named Riga.
16 of them were born outside France. Those born in France came from 28 départements, most often Martinique.
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 Switzerland’s population statistics
36 people named Riga live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Ticino.
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 print
Riga in American newspapers,
1915–1917.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 87,422 pages in all carry the name.
Who carried it
People named Riga,
with a public archive behind them.
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Petrus Riga 1140–1209 · poet
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Isaak Riga 1650–1715 · joiner
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Jean Riga 1653–1717 · painter
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Antonín Riga 1660–1728 · sculptor
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Cyrillus Riga 1689–1758 · Catholic priest
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Bernardo Javier González Riga 1901– · paleontologist
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Riga.
- Rieth 1,578 · U.S. census
- Riether 128 · U.S. census
- Rietz 591 · U.S. census
- Riff 372 · U.S. census
- Riffe 3,078 · U.S. census
- Riffel 1,617 · U.S. census
- Rigal 257 · U.S. census
- Rigaud 662 · U.S. census
- Riger 151 · U.S. census
- Riggi 753 · U.S. census
- Riggio 2,115 · U.S. census
- Righetti 426 · U.S. census
When the index is not enough
This page says where Riga 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.
