The Monaco surname
In the 2010 U.S. Census, 8,198 people carried this name — #4,331 among all U.S. surnames, about 1 in every 36,000 people counted. That is up 2% from 8,054 in 2000.
What the name means
The meaning of the Monaco surname
A surname originating as an occupation.
Occupational surname, from monaco (“monk”).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Monaco» (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 3,410 people named Monaco 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 Switzerland’s population statistics
405 people named Monaco live in Switzerland.
They live in 20 of Switzerland’s 26 cantons, most of all in Ticino.
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/en/dataset/nachnamen-der-standigen-wohnbevolkerung-nach-kanton3 · names with fewer than 3 bearers in a canton are not published.
In France’s civil register
France’s register of deaths holds 308 people named Monaco.
Most of them — 165 — were born outside France. Those born in France came from 25 départements, most often Bouches-du-Rhône.
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 64 people named Monaco 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 print
Monaco in American newspapers,
1873–1932.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 54,068 pages in all carry the name.
Who carried it
People named Monaco,
with a public archive behind them.
-
Rainier II, Lord of Monaco 1325–1407 · military personnel -
Lorenzo Monaco 1370–1425 · monk -
Jean I, Lord of Monaco 1382–1454 · politician -
Jean II, Lord of Monaco 1468–1505 · politician -
Lucien, Lord of Monaco 1481–1523 · monarch
Wikidata and Wikimedia Commons (CC0) · 129 lives in all are documented under this name.
Nearby in the index
Surnames next to Monaco.
- Molter 1,800 · U.S. census
- Molton 698 · U.S. census
- Momon 606 · U.S. census
- Momot 216 · U.S. census
- Momper 178 · U.S. census
- Mona 672 · U.S. census
- Monard 125 · U.S. census
- Monari 133 · U.S. census
- Monat 295 · U.S. census
- Moncada 8,574 · U.S. census
- Monce 221 · U.S. census
- Monceaux 916 · U.S. census
When the index is not enough
This page says where Monaco 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.