The Paci surname
In the 2010 U.S. Census, 465 people carried this name — #45,886 among all U.S. surnames, about 1 in every 625,000 people counted. That is down 9% from 513 in 2000.
What the name means
The meaning of the Paci surname
Borrowed from Sicilian Paci, from paci (“peace”).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Paci» (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 346 people named Paci 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 mapWhere they live today
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 175 people named Paci.
57 of them were born outside France. Those born in France came from 17 départements, most often Meurthe-et-Moselle.
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 Belgium’s population register
At least 140 people named Paci 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
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In Switzerland’s population statistics
102 people named Paci live in Switzerland.
They live in 10 of Switzerland’s 26 cantons, most of all in Valais.
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.
In the Nordic population registers
34 people named Paci is counted in Sweden.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published.
Counted, by country
Own calculations based on data from Statistics Sweden (SCB), surnames with at least two bearers, 31 December 2022 — CC BY 4.0 (names with 20 or more bearers shown).
Who carried it
People named Paci,
with a public archive behind them.
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Giovanni Francesco Paci d. 1792 · printer
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Celso Paci d. 1591 · Catholic priest
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Giorgio Paci 1753–1811 · ceramicist
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Luigi Paci 1781–1860 · ceramicist
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Domenico Paci 1785–1863 · sculptor
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Domenico Paci 1785–1863 · sculptor
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Paci.
- Pacey 492 · U.S. census
- Pache 328 · U.S. census
- Pacheco 77,642 · U.S. census
- Pacher 119 · U.S. census
- Pacholski 455 · U.S. census
- Pachon 356 · U.S. census
- Pacifico 1,442 · U.S. census
- Pacini 1,081 · U.S. census
- Pacitti 584 · U.S. census
- Pacitto 385 · U.S. census
- Pack 18,678 · U.S. census
- Paco 403 · U.S. census
When the index is not enough
This page says where Paci 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.