The Baldi surname
In the 2010 U.S. Census, 1,275 people carried this name — #20,739 among all U.S. surnames, about 1 in every 232,600 people counted. That is up 1% from 1,262 in 2000.
In Argentina’s national register
At least 1,964 people named Baldi 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 France’s civil register
France’s register of deaths holds 405 people named Baldi.
114 of them were born outside France. Those born in France came from 38 départements, most often Corsica.
Where it concentrates, on the mapWhere 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
216 people named Baldi live in Switzerland.
They live in 12 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 Belgium’s population register
At least 43 people named Baldi 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.
Nearby in the index
Surnames next to Baldi.
- Baldacchino 118 · U.S. census
- Baldacci 304 · U.S. census
- Baldassari 420 · U.S. census
- Baldauf 1,160 · U.S. census
- Balde 760 · U.S. census
- Baldelli 345 · U.S. census
- Baldin 119 · U.S. census
- Baldinger 384 · U.S. census
- Baldini 1,110 · U.S. census
- Baldino 1,559 · U.S. census
- Baldo 794 · U.S. census
- Baldocchi 248 · U.S. census
When the index is not enough
This page says where Baldi 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.