The Diaby surname
In the 2010 U.S. Census, 559 people carried this name — #39,352 among all U.S. surnames, about 1 in every 526,300 people counted. That is up 140% from 233 in 2000.
Where the name comes from
The origin of the Diaby surname
African surname predominantly found in Guinea and Mali.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Diaby» (English), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In France’s civil register
France’s register of deaths holds 513 people named Diaby.
Most of them — 314 — were born outside France. Those born in France came from 44 départements, most often Paris.
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 Belgium’s population register
At least 248 people named Diaby 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 Brussels-Capital.
Where it concentrates, on the mapWhere they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In Switzerland’s population statistics
69 people named Diaby live in Switzerland.
They live in 8 of Switzerland’s 26 cantons, most of all in Vaud.
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 the Nordic population registers
35 people named Diaby 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).
In print
Diaby in American newspapers,
1865–1959.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 885 pages in all carry the name.
Who carried it
People named Diaby,
with a public archive behind them.
-
Karamba Diaby 1961– · politician -
Moustapha Mamy Diaby 1971– · politician -
Abou Diaby 1986– · association football player -
Mahamadou Diaby 1990– · rugby union player -
Abdoulay Diaby 1991– · association football player
Wikidata and Wikimedia Commons (CC0) · 40 lives in all are documented under this name.
Nearby in the index
Surnames next to Diaby.
- Dhaene 170 · U.S. census
- Dhaenens 119 · U.S. census
- Dhondt 450 · U.S. census
- Dia 1,145 · U.S. census
- Diab 1,400 · U.S. census
- Diabate 289 · U.S. census
- Diagne 587 · U.S. census
- Diakite 789 · U.S. census
- Dial 10,997 · U.S. census
- Diallo 7,502 · U.S. census
- Diamant 554 · U.S. census
- Dian 258 · U.S. census
When the index is not enough
This page says where Diaby 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.