The Mainardi surname
In the 2010 U.S. Census, 250 people carried this name — #76,768 among all U.S. surnames, about 1 in every 1,250,000 people counted. That is up 16% from 216 in 2000.
What the name means
The meaning of the Mainardi surname
A surname transferred from the given name.
From the personal name Mainardo.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Mainardi» (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 820 people named Mainardi 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 Córdoba.
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 81 people named Mainardi.
13 of them were born outside France. Those born in France came from 13 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 Switzerland’s population statistics
71 people named Mainardi live in Switzerland.
They live in 8 of Switzerland’s 26 cantons, most of all in Ticino.
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 Mainardi,
with a public archive behind them.
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Bastiano Mainardi 1466–1513 · painter -
Matteo Mainardi 1595–1670 · mathematician -
Ivo Mainardi d. 1997 · politician
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Domenico Mainardi d. 1747 · painter
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Pietro Mainardi 1456–1529 · physician
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Vincenzo Mainardi 1481–1527 · literary scholar
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Mainardi.
- Maillie 112 · U.S. census
- Mailloux 2,122 · U.S. census
- Mailly 170 · U.S. census
- Maimone 775 · U.S. census
- Main 12,776 · U.S. census
- Mainard 255 · U.S. census
- Maine 3,589 · U.S. census
- Maingot 178 · U.S. census
- Maini 391 · U.S. census
- Maino 399 · U.S. census
- Mainville 765 · U.S. census
- Maio 1,862 · U.S. census
When the index is not enough
This page says where Mainardi 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.