The Gaglio surname
In the 2010 U.S. Census, 777 people carried this name — #30,165 among all U.S. surnames, about 1 in every 384,600 people counted. That is down 2% from 795 in 2000.
In France’s civil register
France’s register of deaths holds 229 people named Gaglio.
27 of them were born outside France. Those born in France came from 10 départements, most often Alpes-Maritimes.
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 Argentina’s national register
At least 126 people named Gaglio live in Argentina.
RENAPER only publishes a name in a province when more than ten people there share it, so the real number is higher. Most of them live in Neuquén.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In Switzerland’s population statistics
35 people named Gaglio live in Switzerland.
They live in 7 of Switzerland’s 26 cantons, most of all in Thurgau.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where 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.
Who carried it
People named Gaglio,
with a public archive behind them.
-
Gaetano Gaglio 1858–1925 · university teacher
-
Paul-Alphonse-Léon Gaglio 1880–1942 · military personnel
-
Salvatore Gaglio 1954– · electrical engineer
-
Nicola Gaglio 1965– · Catholic priest
-
Baptiste Gaglio 1988– · politician
-
Azzurra Gaglio 1989– · basketball player
Wikidata (CC0).
Nearby in the index
Surnames next to Gaglio.
- Gage 16,614 · U.S. census
- Gager 1,261 · U.S. census
- Gaggini 101 · U.S. census
- Gagliano 4,161 · U.S. census
- Gagliardi 5,404 · U.S. census
- Gagliardo 822 · U.S. census
- Gaglione 697 · U.S. census
- Gagnard 338 · U.S. census
- Gagne 9,507 · U.S. census
- Gagner 1,684 · U.S. census
- Gagnet 124 · U.S. census
- Gagnier 1,180 · U.S. census
When the index is not enough
This page says where Gaglio 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.