The Delahay surname
In the 2010 U.S. Census, 118 people carried this name — #141,140 among all U.S. surnames, about 1 in every 2,500,000 people counted. About the same as in 2000 (118).
In France’s civil register
France’s register of deaths holds 119 people named Delahay.
1 of them were born outside France. Those born in France came from 15 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.
Who carried it
People named Delahay,
with a public archive behind them.
-
Mark W. Delahay 1816–1879 · judge -
Paul Delahay 1921–2012 · electrochemist
-
Paul Delahay 1921–2012 · electrochemist
Wikidata and Wikimedia Commons (CC0).
Nearby in the index
Surnames next to Delahay.
- Delacour 128 · U.S. census
- Delacroix 193 · U.S. census
- Delaet 284 · U.S. census
- Delafosse 291 · U.S. census
- Delage 638 · U.S. census
- Delagrange 970 · U.S. census
- Delahaye 227 · U.S. census
- Delaigle 148 · U.S. census
- Delain 269 · U.S. census
- Delaine 670 · U.S. census
- Delair 478 · U.S. census
- Delaire 194 · U.S. census
When the index is not enough
This page says where Delahay 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.