Giacomini surname: meaning, census count and records | FamilyCrests

The Giacomini surname

In the 2010 U.S. Census, 681 people carried this name — #33,499 among all U.S. surnames, about 1 in every 434,800 people counted. That is up 9% from 624 in 2000.

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What the name means

The meaning of the Giacomini surname

Patronymic derived from a hypocoristic form Giacomo + -ino.

From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Giacomini» (Italian), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.

In Argentina’s national register

At least 548 people named Giacomini 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 Buenos Aires Province.

Where it concentrates, on the map

Where they live today

Buenos Aires Province 243
Santa Fe 118
Entre Ríos 81
City of Buenos Aires 47
Córdoba 42
Misiones 17

RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.

In France’s civil register

France’s register of deaths holds 385 people named Giacomini.

96 of them were born outside France. Those born in France came from 44 départements, most often Corsica.

Where it concentrates, on the map

Where they were born

Born outside France 96
Corsica 104
Paris 22
Meurthe-et-Moselle 15
Bouches-du-Rhône 13
Var 10
Nord 9
Haute-Savoie 8
Loire 8

Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.

In Switzerland’s population statistics

205 people named Giacomini live in Switzerland.

They live in 9 of Switzerland’s 26 cantons, most of all in Ticino.

Where it concentrates, on the map

Where they live today

Ticino 76
Geneva 31
Schwyz 25
Aargau 18
Vaud 18
Neuchâtel 13
Zurich 10
Basel-Landschaft 8

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 Belgium’s population register

At least 21 people named Giacomini live in Belgium.

Statbel only publishes a name in a municipality when five or more people there share it, so the real number is higher. Most of them live in Hainaut.

Too few records to say where it concentrates region by region — these are plain counts, not shares.

Where they live today

Hainaut 13
Antwerp 8

Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.

Who carried it

People named Giacomini,
with a public archive behind them.

  • Carlo Giacomini
    Carlo Giacomini 1840–1898 · teacher
  • Lorenzo Giacomini 1383–1455 · Catholic priest
  • Bernardo Giacomini 1532–1562 · composer
  • Lorenzo Giacomini 1552–1598 · writer
  • Giacomo Andrea Giacomini 1796–1849 · physician
  • Ercole Giacomini 1864–1944 · entomologist

Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.

Nearby in the index

Surnames next to Giacomini.

When the index is not enough

This page says where Giacomini 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.

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