The Sojka surname
In the 2010 U.S. Census, 1,214 people carried this name — #21,509 among all U.S. surnames, about 1 in every 243,900 people counted. That is up 7% from 1,136 in 2000.
Where the name comes from
The origin of the Sojka surname
Possibly a variant of Sójka.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Sojka» (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
8,725 people named Sojka have a registered home in Poland.
Of the 9,911 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 62 people named Sojka.
26 of them were born outside France. Those born in France came from 16 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.
In Switzerland’s population statistics
20 people named Sojka live in Switzerland.
They live in 4 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 the Nordic population registers
27 people named Sojka 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).
Who carried it
People named Sojka,
with a public archive behind them.
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František Sojka 1875– · politician -
Matěj Sojka 1740–1817 · composer
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Jan Erazim Sojka 1826–1887 · writer
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Antonín Sojka-Vojtěchovský 1841–1917 · writer
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Karel Sojka 1849–1925 · singer
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Jan Sojka 1863– · writer
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Sojka.
- Soeur 139 · U.S. census
- Sohler 224 · U.S. census
- Sohm 501 · U.S. census
- Sohn 4,796 · U.S. census
- Soisson 367 · U.S. census
- Soja 724 · U.S. census
- Sok 4,569 · U.S. census
- Sokol 5,559 · U.S. census
- Sokoloff 853 · U.S. census
- Sokolowski 4,139 · U.S. census
- Sol 1,044 · U.S. census
- Sola 2,218 · U.S. census
When the index is not enough
This page says where Sojka 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.