The Troch surname
In the 2010 U.S. Census, 177 people carried this name — #101,737 among all U.S. surnames, about 1 in every 1,666,700 people counted. That is up 13% from 156 in 2000.
In Belgium’s population register
At least 1,387 people named Troch 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 East Flanders.
Where it concentrates, on the mapWhere they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In France’s civil register
France’s register of deaths holds 60 people named Troch.
8 of them were born outside France. Those born in France came from 12 départements, most often Nord.
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 Poland’s population register
34 people named Troch have a registered home in Poland.
Of the 53 in Poland’s national register, these are the ones with a permanent address on file. They live in 3 of Poland’s 16 voivodeships, most of all in Pomeranian.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.
Who carried it
People named Troch,
with a public archive behind them.
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Ludo Troch 1953– · actor -
August Troch 1817–1890 · organ builder
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Bernhard Troch 1867–1924 · photographer
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Inge Troch 1941–2026 · professor
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Freddy Troch 1950– · judge
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Denis Troch 1959– · writer
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Troch.
- Tristan 4,642 · U.S. census
- Tristani 220 · U.S. census
- Tritsch 383 · U.S. census
- Tritschler 452 · U.S. census
- Tritz 394 · U.S. census
- Trivino 559 · U.S. census
- Troche 2,627 · U.S. census
- Troesch 269 · U.S. census
- Troester 747 · U.S. census
- Trog 105 · U.S. census
- Troia 1,305 · U.S. census
- Troisi 972 · U.S. census
When the index is not enough
This page says where Troch 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.