The Balthasar surname
In the 2010 U.S. Census, 101 people carried this name — #159,712 among all U.S. surnames, about 1 in every 3,333,300 people counted. That is down 6% from 108 in 2000.
In Switzerland’s population statistics
62 people named Balthasar live in Switzerland.
They live in 7 of Switzerland’s 26 cantons, most of all in Lucerne.
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.
In France’s civil register
France’s register of deaths holds 52 people named Balthasar.
5 of them were born outside France. Those born in France came from 11 départements, most often Bas-Rhin.
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 Belgium’s population register
At least 42 people named Balthasar 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 the Nordic population registers
20 people named Balthasar is counted in Finland.
Finland counts its citizens, at home or abroad.
Counted, by country
Digital and Population Data Services Agency (DVV), Finland, surname statistics, August 2026 — CC BY 4.0.
Who carried it
People named Balthasar,
with a public archive behind them.
-
Wilhelm Balthasar d. 1621 · politician -
Augustin Balthasar 1632–1688 · theologian -
Johann Karl Balthasar 1648–1703 · Schultheiss of Lucerne -
Johann Franz Balthasar d. 1663 · jurist
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Franz Balthasar d. 1515 · theologian
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Franz Balthasar d. 1505 · theologian
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Balthasar.
- Balsamo 2,185 · U.S. census
- 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
- Balthazar 915 · 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
When the index is not enough
This page says where Balthasar 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.