The Cardia surname
In the 2010 U.S. Census, 102 people carried this name — #158,432 among all U.S. surnames, about 1 in every 3,333,300 people counted. That is down 19% from 126 in 2000.
In France’s civil register
France’s register of deaths holds 70 people named Cardia.
30 of them were born outside France. Those born in France came from 10 départements, most often La Réunion.
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
33 people named Cardia live in Switzerland.
They live in 5 of Switzerland’s 26 cantons, most of all in St. Gallen.
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.
Who carried it
People named Cardia,
with a public archive behind them.
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Umberto Cardia 1921–2003 · politician
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Umberto Cardia 1921–2003 · politician
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Lamberto Cardia 1934–2026 · politician
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Carlo Cardia 1943– · lawyer
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Fabio Cardia 1970– · composer
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Mickael Cardia 1987– · basketball player
Wikidata (CC0) · 8 lives in all are documented under this name.
Nearby in the index
Surnames next to Cardia.
- Cardella 1,595 · U.S. census
- Cardelli 305 · U.S. census
- Cardenas 77,652 · U.S. census
- Cardet 191 · U.S. census
- Cardey 116 · U.S. census
- Cardi 332 · U.S. census
- Cardillo 3,015 · U.S. census
- Cardin 3,177 · U.S. census
- Cardinal 4,580 · U.S. census
- Cardinale 3,409 · U.S. census
- Cardinali 307 · U.S. census
- Cardine 253 · U.S. census
When the index is not enough
This page says where Cardia 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.