The Kirtz surname
In the 2010 U.S. Census, 542 people carried this name — #40,371 among all U.S. surnames, about 1 in every 555,600 people counted. That is up 20% from 453 in 2000.
In France’s civil register
France’s register of deaths holds 80 people named Kirtz.
4 of them were born outside France. Those born in France came from 12 départements, most often Haut-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 Switzerland’s population statistics
23 people named Kirtz live in Switzerland.
They live in 3 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/en/dataset/nachnamen-der-standigen-wohnbevolkerung-nach-kanton3 · names with fewer than 3 bearers in a canton are not published.
Who carried it
People named Kirtz,
with a public archive behind them.
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Bernd Kirtz 1921– · photographer
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Bernd Kirtz 1929– · photographer
Wikidata (CC0).
Nearby in the index
Surnames next to Kirtz.
- Kirchmann 284 · U.S. census
- Kirchner 10,044 · U.S. census
- Kirn 1,297 · U.S. census
- Kirsch 8,764 · U.S. census
- Kirscher 168 · U.S. census
- Kirschner 4,517 · U.S. census
- Kis 358 · U.S. census
- Kisler 336 · U.S. census
- Kiss 3,990 · U.S. census
- Kissel 4,756 · U.S. census
- Kissi 251 · U.S. census
- Kister 668 · U.S. census
When the index is not enough
This page says where Kirtz 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.