The Krzyzanowski surname
In the 2010 U.S. Census, 691 people carried this name — #33,121 among all U.S. surnames, about 1 in every 434,800 people counted. That is up 10% from 627 in 2000.
In Poland’s population register
10,860 people named Krzyzanowski have a registered home in Poland.
Of the 12,038 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 Masovian.
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 58 people named Krzyzanowski.
10 of them were born outside France. Those born in France came from 13 départements, most often Oise.
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 Argentina’s national register
At least 38 people named Krzyzanowski live in Argentina.
RENAPER only publishes a name in a province when more than ten people there share it, so the real number is higher. Most of them live in Buenos Aires Province.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In the Nordic population registers
35 people named Krzyzanowski is counted in Sweden.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published.
Counted, by country
Own calculations based on data from Statistics Sweden (SCB), surnames with at least two bearers, 31 December 2022 — CC BY 4.0 (names with 20 or more bearers shown).
Nearby in the index
Surnames next to Krzyzanowski.
- Kruth 252 · U.S. census
- Krys 146 · U.S. census
- Krysiak 756 · U.S. census
- Krzak 263 · U.S. census
- Krzeminski 941 · U.S. census
- Krzyzaniak 303 · U.S. census
- Ksiazek 543 · U.S. census
- Kubacki 1,124 · U.S. census
- Kubala 1,269 · U.S. census
- Kubiak 3,674 · U.S. census
- Kubica 598 · U.S. census
- Kubicki 1,029 · U.S. census
When the index is not enough
This page says where Krzyzanowski 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.