The Kania surname
In the 2000 U.S. Census, 3,111 people carried this name — #9,585 among all U.S. surnames, about 1 in every 87,000 people counted.
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In Poland’s population register
22,629 people named Kania have a registered home in Poland.
Of the 24,971 in Poland’s national register, these are the ones with a permanent address on file. They live in all 16 of Poland’s voivodeships, most of all in Silesian.
Where it concentrates, on the mapWhere they live today
PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.
In France’s civil register
France’s register of deaths holds 163 people named Kania.
60 of them were born outside France. Those born in France came from 27 départements, most often Pas-de-Calais.
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 Switzerland’s population statistics
37 people named Kania live in Switzerland.
They live in 6 of Switzerland’s 26 cantons, most of all in Zurich.
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 Belgium’s population register
At least 20 people named Kania 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 Antwerp.
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.
Nearby in the index
Surnames next to Kania.
- Kammerer 3,412 · U.S. census
- Kamp 3,721 · U.S. census
- Kampf 925 · U.S. census
- Kan 2,705 · U.S. census
- Kandel 1,242 · U.S. census
- Kane 48,527 · U.S. census
- Kante 167 · U.S. census
- Kany 134 · U.S. census
- Kapala 413 · U.S. census
- Kapfer 407 · U.S. census
- Kaplan 29,410 · U.S. census
- Kapp 3,957 · U.S. census
When the index is not enough
This page says where Kania 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.