Olejniczak surname: U.S. census count, rank and records | FamilyCrests

The Olejniczak surname

In the 2010 U.S. Census, 1,251 people carried this name — #21,019 among all U.S. surnames, about 1 in every 238,100 people counted. That is up 5% from 1,195 in 2000.

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In Poland’s population register

15,330 people named Olejniczak have a registered home in Poland.

Of the 16,810 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 Greater Poland.

Where it concentrates, on the map

Where they live today

Greater Poland 6,218
Łódź 2,377
Kuyavian-Pomeranian 1,133
Masovian 956
Lower Silesian 932
West Pomeranian 845
Silesian 825
Lubusz 700

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 295 people named Olejniczak.

80 of them were born outside France. Those born in France came from 17 départements, most often Pas-de-Calais.

Where it concentrates, on the map

Where they were born

Born outside France 80
Pas-de-Calais 85
Nord 39
Moselle 27
Saône-et-Loire 18
Oise 16
Lot-et-Garonne 6
Yvelines 4
Seine-et-Marne 4

Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.

In the Nordic population registers

46 people named Olejniczak is counted in Sweden.

Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published.

Counted, by country

Sweden (2022) 46

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).

Who carried it

People named Olejniczak,
with a public archive behind them.

  • Stanisław Olejniczak
    Stanisław Olejniczak 1905–1944 · teacher
  • Dominic Olejniczak
    Dominic Olejniczak 1908–1989 · politician
  • Stan Olejniczak
    Stan Olejniczak 1912–1979 · American football player
  • Franciszek Olejniczak 1877–1965 · vicar
  • Stanisław Olejniczak 1902–1975 · association football player
  • Jan Olejniczak 1906–1940 · military officer

Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.

Nearby in the index

Surnames next to Olejniczak.

When the index is not enough

This page says where Olejniczak 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.

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