The Piechowiak surname
In the 2010 U.S. Census, 229 people carried this name — #82,317 among all U.S. surnames, about 1 in every 1,250,000 people counted. That is down 5% from 240 in 2000.
In Poland’s population register
3,452 people named Piechowiak have a registered home in Poland.
Of the 3,784 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 68 people named Piechowiak.
22 of them were born outside France. Those born in France came from 11 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.
Who carried it
People named Piechowiak,
with a public archive behind them.
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Jan Piechowiak 1905– · Catholic priest
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Erwin Piechowiak 1936–2021 · association football player
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Barbara Topolska 1937– · university teacher
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Barbara Topolska 1938– · university teacher
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Marek Piechowiak 1962– · university teacher
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Grzegorz Piechowiak 1963– · politician
Wikidata (CC0) · 8 lives in all are documented under this name.
Nearby in the index
Surnames next to Piechowiak.
- Picou 1,982 · U.S. census
- Picquet 290 · U.S. census
- Picton 380 · U.S. census
- Pie 279 · U.S. census
- Piechocki 681 · U.S. census
- Piechota 454 · U.S. census
- Piekarski 1,659 · U.S. census
- Piekarz 355 · U.S. census
- Piel 1,367 · U.S. census
- Pien 212 · U.S. census
- Pieracci 122 · U.S. census
- Pierangeli 146 · U.S. census
When the index is not enough
This page says where Piechowiak 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.