The Bolay surname
In the 2010 U.S. Census, 163 people carried this name — #108,734 among all U.S. surnames, about 1 in every 1,666,700 people counted. That is up 10% from 148 in 2000.
In Switzerland’s population statistics
242 people named Bolay live in Switzerland.
They live in 8 of Switzerland’s 26 cantons, most of all in Vaud.
Where it concentrates, on the mapWhere 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 France’s civil register
France’s register of deaths holds 84 people named Bolay.
6 of them were born outside France. Those born in France came from 9 départements, most often Morbihan.
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.
Who carried it
People named Bolay,
with a public archive behind them.
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Karl Heinz Bolay 1914–1993 · writer
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Karl Heinz Bolay 1914–1993 · writer
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Adrien Bolay 1930– · agronomist
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Patrick Bolay 1954– · politician
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Eva-Maria Bolay 1968– · journalist
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Yvan Bolay 1987– · association football player
Wikidata (CC0).
Nearby in the index
Surnames next to Bolay.
- Boiteau 175 · U.S. census
- Boitel 194 · U.S. census
- Boivin 2,265 · U.S. census
- Bojko 310 · U.S. census
- Bol 968 · U.S. census
- Boland 11,631 · U.S. census
- Bole 1,036 · U.S. census
- Bolea 115 · U.S. census
- Bolender 825 · U.S. census
- Boley 4,990 · U.S. census
- Bolin 12,962 · U.S. census
- Bolis 279 · U.S. census
When the index is not enough
This page says where Bolay 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.