The Neff surname
In the 2010 U.S. Census, 22,764 people carried this name — #1,577 among all U.S. surnames, about 1 in every 13,000 people counted. That is up 1% from 22,509 in 2000.
In Switzerland’s population statistics
1,386 people named Neff live in Switzerland.
They live in 20 of Switzerland’s 26 cantons, most of all in Appenzell Innerrhoden.
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 774 people named Neff.
23 of them were born outside France. Those born in France came from 38 départements, most often Haut-Rhin.
Where it concentrates, on the mapWhere they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
In print
Neff in American newspapers,
1887–1920.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 119,338 pages in all carry the name.
Who carried it
People named Neff,
with a public archive behind them.
-
Felix Neff 1797–1829 · pastor -
Felix Neff 1798–1829 · pastor
-
Friedrich Neff 1821–1849 -
Jan Neff 1832–1905 · entrepreneur -
Marcus Neff d. 1896
-
Ray Neff d. 2009
Wikidata and Wikimedia Commons (CC0) · 8 lives in all are documented under this name.
Nearby in the index
Surnames next to Neff.
When the index is not enough
This page says where Neff 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.