The Terzi surname
In the 2000 U.S. Census, 305 people carried this name — #61,544 among all U.S. surnames, about 1 in every 909,100 people counted.
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In Switzerland’s population statistics
340 people named Terzi live in Switzerland.
They live in 16 of Switzerland’s 26 cantons, most of all in Ticino.
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 France’s civil register
France’s register of deaths holds 162 people named Terzi.
73 of them were born outside France. Those born in France came from 24 départements, most often Moselle.
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 Belgium’s population register
At least 56 people named Terzi 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 Antwerp.
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.
Nearby in the index
Surnames next to Terzi.
- Terro 227 · U.S. census
- Terron 261 · U.S. census
- Terrones 3,070 · U.S. census
- Terry 83,437 · U.S. census
- Terryn 144 · U.S. census
- Teruel 308 · U.S. census
- Terzian 827 · U.S. census
- Terzo 370 · U.S. census
- Tescher 234 · U.S. census
- Tesi 207 · U.S. census
- Tessari 133 · U.S. census
- Tessaro 269 · U.S. census
When the index is not enough
This page says where Terzi 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.