The Roberti surname
In the 2010 U.S. Census, 798 people carried this name — #29,550 among all U.S. surnames, about 1 in every 370,400 people counted. About the same as in 2000 (797).
In Argentina’s national register
At least 641 people named Roberti 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 Belgium’s population register
At least 120 people named Roberti 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 Limburg.
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 105 people named Roberti.
27 of them were born outside France. Those born in France came from 24 départements, most often Paris.
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
95 people named Roberti live in Switzerland.
They live in 10 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 Roberti,
with a public archive behind them.
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Carlo Roberti de' Vittori 1605–1673 · Catholic priest -
Manfredo Roberti d. 1268 · Catholic priest
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Ugo Roberti d. 1409 · Latin Catholic priest
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Sebastiano Roberti 1573–1668 · Catholic priest
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Roberto Roberti 1575–1624 · Catholic priest
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Francesco Antonio Roberti 1593–1653 · Catholic priest
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Roberti.
- Robart 544 · U.S. census
- Robba 112 · U.S. census
- Robbe 289 · U.S. census
- Robe 497 · U.S. census
- Roberge 3,714 · U.S. census
- Robert 12,181 · U.S. census
- Roberto 3,770 · U.S. census
- Roberton 260 · U.S. census
- Roberts 376,774 · U.S. census
- Robertson 153,666 · U.S. census
- Robida 348 · U.S. census
- Robidas 161 · U.S. census
When the index is not enough
This page says where Roberti 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.