The Kmieciak surname
In the 2010 U.S. Census, 266 people carried this name — #73,005 among all U.S. surnames, about 1 in every 1,111,100 people counted. That is down 4% from 276 in 2000.
In Poland’s population register
2,436 people named Kmieciak have a registered home in Poland.
Of the 2,719 in Poland’s national register, these are the ones with a permanent address on file. They live in 15 of Poland’s 16 voivodeships, most of all in Greater Poland.
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 82 people named Kmieciak.
35 of them were born outside France. Those born in France came from 10 départements, most often Nord.
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 Kmieciak.
- Klosowski 708 · U.S. census
- Kloster 1,474 · U.S. census
- Klotz 6,021 · U.S. census
- Klug 6,041 · U.S. census
- Klumpp 1,300 · U.S. census
- Kmiec 1,053 · U.S. census
- Kmiecik 786 · U.S. census
- Knab 976 · U.S. census
- Knaebel 253 · U.S. census
- Knaff 317 · U.S. census
- Knapik 1,399 · U.S. census
- Knapp 41,771 · U.S. census
When the index is not enough
This page says where Kmieciak 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.