The Fortis surname
In the 2000 U.S. Census, 278 people carried this name — #66,476 among all U.S. surnames, about 1 in every 1,000,000 people counted.
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In Switzerland’s population statistics
112 people named Fortis live in Switzerland.
They live in 7 of Switzerland’s 26 cantons, most of all in Geneva.
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 · names with fewer than 3 bearers in a canton are not published.
In France’s civil register
France’s register of deaths holds 78 people named Fortis.
11 of them were born outside France. Those born in France came from 19 départements, most often Pyrénées-Atlantiques.
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.
Nearby in the index
Surnames next to Fortis.
- Forte 11,387 · U.S. census
- Fortes 1,486 · U.S. census
- Forti 753 · U.S. census
- Fortier 7,543 · U.S. census
- Fortin 8,379 · U.S. census
- Fortini 624 · U.S. census
- Fortmann 275 · U.S. census
- Forton 756 · U.S. census
- Fortun 312 · U.S. census
- Fortuna 3,209 · U.S. census
- Fortunato 3,902 · U.S. census
- Fortune 11,016 · U.S. census
When the index is not enough
This page says where Fortis 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.