Fos surname: U.S. census count, rank and records | FamilyCrests

The Fos surname

In the 2000 U.S. Census, 225 people carried this name — #78,838 among all U.S. surnames, about 1 in every 1,250,000 people counted.

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In France’s civil register

France’s register of deaths holds 155 people named Fos.

4 of them were born outside France. Those born in France came from 20 départements, most often La Réunion.

Where it concentrates, on the map

Where they were born

Born outside France 4
La Réunion 42
Haute-Garonne 41
Gironde 27
Charente-Maritime 7
Paris 7
Tarn 3
Lot 3
Hérault 3

Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.

In Poland’s population register

76 people named Fos have a registered home in Poland.

Of the 96 in Poland’s national register, these are the ones with a permanent address on file. They live in 9 of Poland’s 16 voivodeships, most of all in Pomeranian.

Too few records to say where it concentrates region by region — these are plain counts, not shares.

Where they live today

Pomeranian 29
Warmian-Masurian 21
Lesser Poland 10
Masovian 4
West Pomeranian 4
Lower Silesian 2
Kuyavian-Pomeranian 2
Łódź 2

PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.

Nearby in the index

Surnames next to Fos.

When the index is not enough

This page says where Fos 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.

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