Rochat surname: U.S. census count, rank and records | FamilyCrests

The Rochat surname

In the 2010 U.S. Census, 365 people carried this name — #56,073 among all U.S. surnames, about 1 in every 833,300 people counted. That is up 1% from 361 in 2000.

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In Switzerland’s population statistics

3,097 people named Rochat live in Switzerland.

They live in 17 of Switzerland’s 26 cantons, most of all in Vaud.

Where it concentrates, on the map

Where they live today

Vaud 2,137
Geneva 261
Fribourg 212
Valais 136
Neuchâtel 119
Bern 86
Zurich 68
Basel-Landschaft 15

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 France’s civil register

France’s register of deaths holds 666 people named Rochat.

69 of them were born outside France. Those born in France came from 59 départements, most often Isère.

Where it concentrates, on the map

Where they were born

Born outside France 69
Isère 127
Paris 72
Rhône 51
Savoie 35
Doubs 27
Drôme 25
Loire-Atlantique 22
Ain 21

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 20 people named Rochat 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

Buenos Aires Province 20

RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.

Who carried it

People named Rochat,
with a public archive behind them.

  • Louis Lucien Rochat
    Louis Lucien Rochat 1849–1917 · pastor
  • Michel Rochat
    Michel Rochat 1881–1930 · firefighter
  • Charles Rochat
    Charles Rochat 1892–1975 · politician
  • Vinet Rochat 1481–
  • Auguste Rochat 1789–1847 · theologian
  • Alfred Rochat 1833–1910 · university teacher

Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.

Nearby in the index

Surnames next to Rochat.

When the index is not enough

This page says where Rochat 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.

See what a volume holds
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