The Mazzeo surname
In the 2010 U.S. Census, 2,284 people carried this name — #13,349 among all U.S. surnames, about 1 in every 129,900 people counted. That is up 1% from 2,254 in 2000.
In Argentina’s national register
At least 2,827 people named Mazzeo 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
289 people named Mazzeo live in Switzerland.
They live in 14 of Switzerland’s 26 cantons, most of all in Zurich.
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 Belgium’s population register
At least 83 people named Mazzeo 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 France’s civil register
France’s register of deaths holds 53 people named Mazzeo.
Most of them — 40 — were born outside France. Those born in France came from 6 départements, most often Gard.
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 print
Mazzeo in American newspapers,
1908–1924.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 246 pages in all carry the name.
Who carried it
People named Mazzeo,
with a public archive behind them.
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Alfredo Mazzeo d. 1954 · violinist
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Mario Mazzeo 1889–1973 · physician
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Pascual Mazzeo 1894–1930 · composer
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Rosario Mazzeo 1911–1997 · musician
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Domenico Mazzeo 1938–
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Omar Mazzeo 1939– · writer
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Mazzeo.
- Mazy 179 · U.S. census
- Mazza 8,043 · U.S. census
- Mazzanti 534 · U.S. census
- Mazzara 739 · U.S. census
- Mazzei 1,876 · U.S. census
- Mazzella 2,214 · U.S. census
- Mazzetti 405 · U.S. census
- Mazzi 264 · U.S. census
- Mazzilli 427 · U.S. census
- Mazzini 276 · U.S. census
- Mazzocchi 487 · U.S. census
- Mazzocco 594 · U.S. census
When the index is not enough
This page says where Mazzeo 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.