The Balthazar surname
In the 2010 U.S. Census, 915 people carried this name — #26,630 among all U.S. surnames, about 1 in every 322,600 people counted. That is up 24% from 739 in 2000.
In France’s civil register
France’s register of deaths holds 201 people named Balthazar.
14 of them were born outside France. Those born in France came from 35 départements, most often Martinique.
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 Belgium’s population register
At least 179 people named Balthazar 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.
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.
Who carried it
People named Balthazar,
with a public archive behind them.
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Nic Balthazar 1964– · screenwriter -
Nic Balthazar 1964– · screenwriter -
August Balthazar 1893–1952 · politician
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Brian Balthazar 1901–
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Louis Balthazar 1931– · political scientist
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Herman Balthazar 1938– · politician
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Balthazar.
- Balsan 131 · U.S. census
- Balson 249 · U.S. census
- Balta 330 · U.S. census
- Baltazar 13,045 · U.S. census
- Baltes 1,476 · U.S. census
- Balthasar 101 · U.S. census
- Baltimore 2,165 · U.S. census
- Baltus 243 · U.S. census
- Baltz 2,189 · U.S. census
- Baltzer 854 · U.S. census
- Balu 201 · U.S. census
- Balut 269 · U.S. census
When the index is not enough
This page says where Balthazar 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.