The Montalto surname
In the 2010 U.S. Census, 1,534 people carried this name — #18,144 among all U.S. surnames, about 1 in every 192,300 people counted. That is up 11% from 1,381 in 2000.
What the name means
The meaning of the Montalto surname
From monte (“mountain”) + alto (“high”).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Montalto» (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 618 people named Montalto 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
123 people named Montalto live in Switzerland.
They live in 9 of Switzerland’s 26 cantons, most of all in Aargau.
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 France’s civil register
France’s register of deaths holds 69 people named Montalto.
Most of them — 48 — were born outside France. Those born in France came from 8 départements, most often Loire.
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 41 people named Montalto 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.
Who carried it
People named Montalto,
with a public archive behind them.
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Ludovico Montalto d. 1533
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Vincenzo Montalto 1680–1747 · Catholic priest
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Charles Montalto 1856–1922 · architect
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Francesco Montalto 1863–1946 · philosophy historian
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Giacomo Montalto 1864–1934 · lawyer
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Lina Montalto 1894–1967 · art historian
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Montalto.
- Monta 292 · U.S. census
- Montagna 1,585 · U.S. census
- Montagne 578 · U.S. census
- Montaigne 143 · U.S. census
- Montalban 725 · U.S. census
- Montalbano 3,245 · U.S. census
- Montana 4,744 · U.S. census
- Montanard 176 · U.S. census
- Montanari 719 · U.S. census
- Montanaro 1,298 · U.S. census
- Montandon 333 · U.S. census
- Montane 303 · U.S. census
When the index is not enough
This page says where Montalto 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.