The Soja surname
In the 2010 U.S. Census, 724 people carried this name — #31,873 among all U.S. surnames, about 1 in every 400,000 people counted. That is up 8% from 668 in 2000.
Where the name comes from
The origin of the Soja surname
Back-formation from sójka.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Soja» (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
3,272 people named Soja have a registered home in Poland.
Of the 3,589 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 Subcarpathian.
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 Soja.
26 of them were born outside France. Those born in France came from 11 départements, most often Aisne.
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 Argentina’s national register
At least 42 people named Soja 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.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
Who carried it
People named Soja,
with a public archive behind them.
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František Soja 1896–1918
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Else Soja 1900–1997 · writer
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Else Soja 1900–1997 · writer
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Edmund Soja 1921–1977
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Jan Soja 1931–
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Edward Soja 1940–2015 · urban planner
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Soja.
- Soete 119 · U.S. census
- 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
- Sojka 1,214 · 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
When the index is not enough
This page says where Soja 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.
