The Nanni surname
In the 2010 U.S. Census, 932 people carried this name — #26,229 among all U.S. surnames, about 1 in every 312,500 people counted. That is down 4% from 974 in 2000.
What the name means
The meaning of the Nanni surname
A surname transferred from the given name.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Nanni» (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 1,540 people named Nanni 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 206 people named Nanni.
70 of them were born outside France. Those born in France came from 23 départements, most often Corsica.
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
193 people named Nanni live in Switzerland.
They live in 15 of Switzerland’s 26 cantons, most of all in Zurich.
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 20 people named Nanni 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.
In the Nordic population registers
21 people named Nanni is counted in Sweden.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published.
Counted, by country
Own calculations based on data from Statistics Sweden (SCB), surnames with at least two bearers, 31 December 2022 — CC BY 4.0 (names with 20 or more bearers shown).
Nearby in the index
Surnames next to Nanni.
- Nalbandian 798 · U.S. census
- Nalepa 816 · U.S. census
- Nam 6,244 · U.S. census
- Naman 347 · U.S. census
- Nana 428 · U.S. census
- Nancy 165 · U.S. census
- Nannini 454 · U.S. census
- Napierala 541 · U.S. census
- Napoleon 2,624 · U.S. census
- Napoleone 292 · U.S. census
- Napoleoni 158 · U.S. census
- Napoletano 323 · U.S. census
When the index is not enough
This page says where Nanni 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.