The Roulier surname
In the 2010 U.S. Census, 227 people carried this name — #82,908 among all U.S. surnames, about 1 in every 1,250,000 people counted. That is up 5% from 217 in 2000.
In France’s civil register
France’s register of deaths holds 533 people named Roulier.
10 of them were born outside France. Those born in France came from 61 départements, most often Savoie.
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
144 people named Roulier live in Switzerland.
They live in 6 of Switzerland’s 26 cantons, most of all in Vaud.
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 Argentina’s national register
At least 83 people named Roulier 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.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
Who carried it
People named Roulier,
with a public archive behind them.
-
René Roulier 1920– · association football player
Wikidata (CC0).
Nearby in the index
Surnames next to Roulier.
- Rouland 371 · U.S. census
- Roule 154 · U.S. census
- Rouleau 2,520 · U.S. census
- Roulet 178 · U.S. census
- Roulette 430 · U.S. census
- Roulhac 788 · U.S. census
- Roullier 144 · U.S. census
- Roura 301 · U.S. census
- Rous 319 · U.S. census
- Rouse 26,519 · U.S. census
- Rousse 626 · U.S. census
- Rousseau 8,270 · U.S. census
When the index is not enough
This page says where Roulier 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.