The Caillouet surname
In the 2010 U.S. Census, 630 people carried this name — #35,671 among all U.S. surnames, about 1 in every 476,200 people counted. That is up 21% from 520 in 2000.
In France’s civil register
France’s register of deaths holds 123 people named Caillouet.
Those born in France came from 16 départements, most often Somme.
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.
Who carried it
People named Caillouet,
with a public archive behind them.
-
Adrian Joseph Caillouet 1883–1946 · lawyer -
Louis-André Caillouet d. 1817
-
Michel Caillouet 1972– · politician
Wikidata and Wikimedia Commons (CC0).
Nearby in the index
Surnames next to Caillouet.
- Cahen 131 · U.S. census
- Cahn 1,358 · U.S. census
- Caiazzo 867 · U.S. census
- Cail 1,353 · U.S. census
- Caillet 176 · U.S. census
- Caillier 522 · U.S. census
- Cain 60,948 · U.S. census
- Caira 369 · U.S. census
- Caire 423 · U.S. census
- Cairo 1,734 · U.S. census
- Caisse 775 · U.S. census
- Cakir 250 · U.S. census
When the index is not enough
This page says where Caillouet 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.