The Trinca surname
In the 2010 U.S. Census, 260 people carried this name — #74,375 among all U.S. surnames, about 1 in every 1,111,100 people counted. That is up 14% from 229 in 2000.
In Argentina’s national register
At least 149 people named Trinca 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 Mendoza.
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 France’s civil register
France’s register of deaths holds 70 people named Trinca.
20 of them were born outside France. Those born in France came from 10 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 Switzerland’s population statistics
50 people named Trinca live in Switzerland.
They live in 6 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.
Who carried it
People named Trinca,
with a public archive behind them.
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Flavio Trinca 1939– · politician
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Jasmine Trinca 1981– · actor
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Monica Trinca Colonel 1999– · sport cyclist
Wikidata (CC0).
Nearby in the index
Surnames next to Trinca.
- Tricoche 289 · U.S. census
- Trierweiler 717 · U.S. census
- Trieu 3,451 · U.S. census
- Trigo 1,259 · U.S. census
- Trimborn 218 · U.S. census
- Trimbur 313 · U.S. census
- Trindade 651 · U.S. census
- Trinh 15,392 · U.S. census
- Trinidad 13,474 · U.S. census
- Trinque 249 · U.S. census
- Triolo 1,514 · U.S. census
- Triplet 523 · U.S. census
When the index is not enough
This page says where Trinca 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.