The Janas surname
In the 2000 U.S. Census, 976 people carried this name — #24,115 among all U.S. surnames, about 1 in every 277,800 people counted.
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In Poland’s population register
8,899 people named Janas have a registered home in Poland.
Of the 9,896 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 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 88 people named Janas.
40 of them were born outside France. Those born in France came from 14 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.
Nearby in the index
Surnames next to Janas.
When the index is not enough
This page says where Janas 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.