The Riahi surname
In the 2000 U.S. Census, 196 people carried this name — #88,083 among all U.S. surnames, about 1 in every 1,428,600 people counted.
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In Belgium’s population register
At least 255 people named Riahi 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 Brussels-Capital.
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 France’s civil register
France’s register of deaths holds 252 people named Riahi.
Most of them — 198 — were born outside France. Those born in France came from 20 départements, most often Paris.
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 Switzerland’s population statistics
159 people named Riahi live in Switzerland.
They live in 14 of Switzerland’s 26 cantons, most of all in Geneva.
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 · names with fewer than 3 bearers in a canton are not published.
In print
Riahi in American newspapers,
1901–1953.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 1,561 pages in all carry the name.
Nearby in the index
Surnames next to Riahi.
- Reynolds 195,598 · U.S. census
- Rezzonico 153 · U.S. census
- Rhein 1,726 · U.S. census
- Rhode 3,482 · U.S. census
- Rhodes 88,917 · U.S. census
- Rhone 4,224 · U.S. census
- Rias 534 · U.S. census
- Riat 121 · U.S. census
- Riba 363 · U.S. census
- Ribail 114 · U.S. census
- Ribas 863 · U.S. census
- Ribaudo 1,012 · U.S. census
When the index is not enough
This page says where Riahi is.
A volume says what happened to it.
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