The Alder surname
In the 2000 U.S. Census, 3,471 people carried this name — #8,712 among all U.S. surnames, about 1 in every 77,500 people counted.
In Switzerland’s population statistics
1,705 people named Alder live in Switzerland.
They live in 21 of Switzerland’s 26 cantons, most of all in Zurich.
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 · names with fewer than 3 bearers in a canton are not published.
In France’s civil register
France’s register of deaths holds 57 people named Alder.
7 of them were born outside France. Those born in France came from 13 départements, most often Pas-de-Calais.
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.
In Poland’s population register
21 people named Alder have a registered home in Poland.
Of the 64 in Poland’s national register, these are the ones with a permanent address on file. They live in 2 of Poland’s 16 voivodeships, most of all in Silesian.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.
Nearby in the index
Surnames next to Alder.
- Alcazar 3,042 · U.S. census
- Alcide 353 · U.S. census
- Alcindor 456 · U.S. census
- Alcon 929 · U.S. census
- Alcover 178 · U.S. census
- Aldeguer 123 · U.S. census
- Aledo 109 · U.S. census
- Alegre 1,431 · U.S. census
- Aleksic 178 · U.S. census
- Alem 228 · U.S. census
- Aleman 16,379 · U.S. census
- Alemany 492 · U.S. census
When the index is not enough
This page says where Alder 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.