The Carolus surname
In the 2010 U.S. Census, 656 people carried this name — #34,495 among all U.S. surnames, about 1 in every 454,500 people counted. That is up 6% from 621 in 2000.
Where the name comes from
The origin of the Carolus surname
From Latin Carolus, Latinized form of the personal name Charles. This surname is mostly found in South Africa.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Carolus» (English), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Belgium’s population register
At least 100 people named Carolus 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 Limburg.
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 France’s civil register
France’s register of deaths holds 92 people named Carolus.
3 of them were born outside France. Those born in France came from 17 départements, most often Nord.
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 Carolus,
with a public archive behind them.
-
Johannes Carolus d. 1598 · legal scholar -
Johann Carolus 1575–1634 · printer -
Andreas Carolus 1632–1704 · writer
-
Henri Carolus 1811–1867 · diplomat
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Jean Carolus 1814–1897 · painter
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Charles Eduard Pierre Carolus 1817–1855 · civil servant
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Carolus.
- Carnot 134 · U.S. census
- Caro 10,064 · U.S. census
- Carol 1,436 · U.S. census
- Carole 190 · U.S. census
- Caroli 110 · U.S. census
- Carollo 2,336 · U.S. census
- Caron 12,810 · U.S. census
- Carotenuto 408 · U.S. census
- Carpe 165 · U.S. census
- Carpena 253 · U.S. census
- Carpentier 2,345 · U.S. census
- Carpin 186 · U.S. census
When the index is not enough
This page says where Carolus 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.