The Sikora surname
In the 2010 U.S. Census, 5,604 people carried this name — #6,119 among all U.S. surnames, about 1 in every 52,600 people counted. That is up 3% from 5,449 in 2000.
What the name means
The meaning of the Sikora surname
From sikora ("tit"; bird species from Paridae family).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Sikora» (Polish), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Poland’s population register
39,016 people named Sikora have a registered home in Poland.
Of the 43,397 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 Silesian.
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 386 people named Sikora.
156 of them were born outside France. Those born in France came from 43 départements, most often Pas-de-Calais.
Where it concentrates, on the mapWhere 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 276 people named Sikora 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.
Where it concentrates, on the mapWhere they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In Switzerland’s population statistics
93 people named Sikora live in Switzerland.
They live in 12 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.
In Belgium’s population register
At least 30 people named Sikora live in Belgium.
Statbel only publishes a name in a municipality when five or more people there share it, so the real number is higher. Most of them live in Antwerp.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In the Nordic population registers
115 people named Sikora 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).
In print
Sikora in American newspapers,
1938–1962.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 3,282 pages in all carry the name.
Who carried it
People named Sikora,
with a public archive behind them.
-
Adam Sikora 1819–1871 · writer -
Adam Sikora 1846–1910 · political activist -
Wawrzyniec Sikora 1874–1942 · journalist -
Ludwik Sikora 1877–1946 · teacher -
Ignacy Sikora 1882–1969 · politician
Wikidata and Wikimedia Commons (CC0) · 228 lives in all are documented under this name.
Nearby in the index
Surnames next to Sikora.
- Signori 148 · U.S. census
- Signorini 147 · U.S. census
- Signorino 424 · U.S. census
- Sigrist 928 · U.S. census
- Sigwalt 125 · U.S. census
- Siino 292 · U.S. census
- Sikorski 4,189 · U.S. census
- Silber 2,390 · U.S. census
- Silbermann 174 · U.S. census
- Silberstein 609 · U.S. census
- Siles 714 · U.S. census
- Silo 124 · U.S. census
When the index is not enough
This page says where Sikora 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.