The Bua surname
In the 2010 U.S. Census, 605 people carried this name — #36,900 among all U.S. surnames, about 1 in every 476,200 people counted. That is up 9% from 554 in 2000.
What the name means
The meaning of the Bua surname
Semi-adapted borrowing from Sicilian Buva, reinforced variant of Vua (“Bova (Calabria)”), then used as a surname.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Bua» (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 419 people named Bua 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 74 people named Bua.
Most of them — 46 — were born outside France. Those born in France came from 8 départements, most often Alpes-Maritimes.
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
39 people named Bua live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Geneva.
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 Belgium’s population register
At least 33 people named Bua 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 Bua,
with a public archive behind them.
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José Búa 1895–1936 · politician -
Giovanni Maria Bua 1773–1840 · Catholic priest
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Rosolino Bua 1901–1979 · actor
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Rosolino Bua 1901–1979 · actor
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Benito Búa Rivas 1917–1974 · physician
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Tony Bua 1980– · American football player
Wikidata and Wikimedia Commons (CC0) · 8 lives in all are documented under this name.
Nearby in the index
Surnames next to Bua.
- Bry 377 · U.S. census
- Bryan 57,143 · U.S. census
- Bryon 284 · U.S. census
- Brys 439 · U.S. census
- Brzezinski 2,300 · U.S. census
- Brzozowski 1,715 · U.S. census
- Buan 428 · U.S. census
- Bubel 455 · U.S. census
- Buc 126 · U.S. census
- Bucci 5,256 · U.S. census
- Bucco 392 · U.S. census
- Buch 2,420 · U.S. census
When the index is not enough
This page says where Bua 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.