The Mottaz surname
In the 2010 U.S. Census, 169 people carried this name — #105,600 among all U.S. surnames, about 1 in every 1,666,700 people counted. That is up 1% from 168 in 2000.
In Switzerland’s population statistics
374 people named Mottaz 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 146 people named Mottaz.
17 of them were born outside France. Those born in France came from 21 départements, most often Haute-Savoie.
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 Mottaz.
When the index is not enough
This page says where Mottaz 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.