The Fassler surname
In the 2010 U.S. Census, 867 people carried this name — #27,732 among all U.S. surnames, about 1 in every 344,800 people counted. That is up 7% from 813 in 2000.
In Switzerland’s population statistics
4,061 people named Fassler live in Switzerland.
They live in all 26 of Switzerland’s cantons, most of all in Schwyz.
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 88 people named Fassler.
10 of them were born outside France. Those born in France came from 14 départements, most often Bas-Rhin.
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 Fassler,
with a public archive behind them.
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Florence Streb Fassler 1893–1982 · writer
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John Fassler 1910–1971 · architect
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Clara Fassler 1944– · physician
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Wolfgang Fassler 1944–1997 · singer
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Margot Fassler 1950– · theologian
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Ron Fassler 1957– · screenwriter
Wikidata (CC0) · 7 lives in all are documented under this name.
Nearby in the index
Surnames next to Fassler.
When the index is not enough
This page says where Fassler 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.