The Casula surname
In the 2010 U.S. Census, 174 people carried this name — #103,181 among all U.S. surnames, about 1 in every 1,666,700 people counted. That is up 12% from 155 in 2000.
In France’s civil register
France’s register of deaths holds 138 people named Casula.
64 of them were born outside France. Those born in France came from 18 départements, most often Bouches-du-Rhône.
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 Argentina’s national register
At least 89 people named Casula 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.
In Switzerland’s population statistics
29 people named Casula live in Switzerland.
They live in 3 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 Belgium’s population register
At least 21 people named Casula 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 Walloon Brabant.
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.
Who carried it
People named Casula,
with a public archive behind them.
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Antioco Casula 1878–1957 · writer -
Antioco Casula 1878–1957 · writer
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Efisio Casula 1797–
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Duilio Casula 1916–2013 · physician
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Duilio Casula 1916–2013 · physician
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Tonino Casula 1931–2023 · artist
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Casula.
- Castillo 230,420 · U.S. census
- Castillon 1,657 · U.S. census
- Castin 203 · U.S. census
- Castor 6,063 · U.S. census
- Castro 184,134 · U.S. census
- Castronovo 629 · U.S. census
- Cat 182 · U.S. census
- Catala 869 · U.S. census
- Catalan 6,899 · U.S. census
- Catalano 9,973 · U.S. census
- Cataldi 922 · U.S. census
- Cataldo 4,711 · U.S. census
When the index is not enough
This page says where Casula 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.