The Schlappi surname
In the 2010 U.S. Census, 328 people carried this name — #61,297 among all U.S. surnames, about 1 in every 909,100 people counted. That is up 7% from 307 in 2000.
In Switzerland’s population statistics
843 people named Schlappi live in Switzerland.
They live in 17 of Switzerland’s 26 cantons, most of all in Bern.
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 71 people named Schlappi.
6 of them were born outside France. Those born in France came from 13 départements, most often Seine-Maritime.
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 Schlappi,
with a public archive behind them.
-
uThermal 1995– · professional gamer
Wikidata (CC0).
Nearby in the index
Surnames next to Schlappi.
- Schirmer 3,428 · U.S. census
- Schiro 1,832 · U.S. census
- Schirra 267 · U.S. census
- Schissler 839 · U.S. census
- Schlachter 1,333 · U.S. census
- Schlageter 610 · U.S. census
- Schlatter 1,405 · U.S. census
- Schlecht 2,118 · U.S. census
- Schlegel 7,461 · U.S. census
- Schleich 779 · U.S. census
- Schleicher 3,356 · U.S. census
- Schleifer 932 · U.S. census
When the index is not enough
This page says where Schlappi 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.