The Grimaldi surname
In the 2000 U.S. Census, 4,258 people carried this name — #7,224 among all U.S. surnames, about 1 in every 63,300 people counted.
In France’s civil register
France’s register of deaths holds 1,589 people named Grimaldi.
265 of them were born outside France. Those born in France came from 60 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
198 people named Grimaldi live in Switzerland.
They live in 14 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 · names with fewer than 3 bearers in a canton are not published.
In Belgium’s population register
At least 127 people named Grimaldi 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 Grimaldi,
with a public archive behind them.
-
François Grimaldi 1201–1309 · politician -
Gaspare Grimaldi Bracelli 1477–1552 · politician -
Cristoforo Grimaldi Rosso 1480–1563 · politician -
Honoré I, Lord of Monaco 1522–1581 · politician -
Luca Grimaldi De Castro 1530–1611 · politician
Wikidata and Wikimedia Commons (CC0) · 194 lives in all are documented under this name.
Nearby in the index
Surnames next to Grimaldi.
- Grille 107 · U.S. census
- Grilli 1,013 · U.S. census
- Grillo 6,221 · U.S. census
- Grillot 460 · U.S. census
- Grim 7,233 · U.S. census
- Grima 472 · U.S. census
- Grimard 379 · U.S. census
- Grimaud 275 · U.S. census
- Grimberg 269 · U.S. census
- Grime 616 · U.S. census
- Grimm 21,757 · U.S. census
- Grimmer 1,828 · U.S. census
When the index is not enough
This page says where Grimaldi 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.