The Chaumont surname
In the 2010 U.S. Census, 319 people carried this name — #62,714 among all U.S. surnames, about 1 in every 909,100 people counted. That is up 9% from 292 in 2000.
In France’s civil register
France’s register of deaths holds 2,667 people named Chaumont.
66 of them were born outside France. Those born in France came from 88 départements, most often Paris.
Where it concentrates, on the mapWhere they were born
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 114 people named Chaumont 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
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In Belgium’s population register
At least 45 people named Chaumont 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 Liège.
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.
In Switzerland’s population statistics
20 people named Chaumont live in Switzerland.
They live in 3 of Switzerland’s 26 cantons, most of all in Vaud.
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.
Nearby in the index
Surnames next to Chaumont.
- Chatelle 181 · U.S. census
- Chatellier 180 · U.S. census
- Chater 193 · U.S. census
- Chatigny 213 · U.S. census
- Chau 16,667 · U.S. census
- Chaudhry 6,084 · U.S. census
- Chausse 581 · U.S. census
- Chaussee 478 · U.S. census
- Chauvet 206 · U.S. census
- Chauvette 289 · U.S. census
- Chauvin 4,018 · U.S. census
- Chavanne 321 · U.S. census
When the index is not enough
This page says where Chaumont 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.