Aráujo
surname · Latin script
Aráujo is a surname written in the Latin script, with more bearers in Brazil than in any other country, where it is the 14th most common surname. Recorded meaning: Borrowed from Spanish Araújo. Aráujo is also written Араухо in Cyrillic.
- BRBrazil≈1 in 130(inferred from the name graph)
- UYUruguay1 in 200
- PTPortugal≈1 in 500
carrying the name, as counted by its national register where one exists and as Mondonomo estimates it elsewhere (marked ≈ and "est." on hover). One hue, darker where it is more common; hover a country for its figure.
- Brazil (inferred from the name graph)
- #172 (measured from records)
- 2 (measured from records)
- Record sources
- 378 (measured from records)
- ≈1 in 125 (inferred from the name graph)
≈1,700,000 people, est.
of 19M surnames, spellings grouped
recorded for this name
corpus datasets behind its best-documented spelling
strongest: highest-authority source
Brazil, est.
measured from records inferred from the name graph
Aráujo in other scripts: Cyrillic
(measured from records)One other spelling is counted as the same name:
Locally spelled Araujo in BR Brazil, VE Venezuela, PE Peru and 5 more.
Spellings marked ● are how people bearing the name write it in our records, and ○ marks a model's transliteration; click a spelling to open its page.
Meaning & origin
(measured from records)Borrowed from Spanish Araújo.
Cited for this meaning 2
- A dictionary of surnames
- Wiktionary
Attested across 19 languages in the etymology graph.
Where the surname Aráujo is found
(measured from records)Aráujo counted together with the spellings and other-language forms grouped with it. Where a register counted another spelling, the row names it.
Sorted by bearers: national registers' counts, and Mondonomo's estimates (≈, est.) where no register counts.
| Country | Most common spelling | Sources | ||||
|---|---|---|---|---|---|---|
| BR Brazil | #14 | ≈1,700,000 est. | ≈1 in 125 | 949 | Araujo | 267 |
| VE Venezuela | #101 | ≈50,000 est. | ≈1 in 569 | — | Araujo | 78 |
| MX Mexico | #341 | ≈45,000 est. | ≈1 in 2.9K | 826 | Araujo | 197 |
| AR Argentina | #232 | 29,193 | 1 in 1.6K | 29K | Araujo | 119 |
| PE Peru | #168 | ≈26,000 est. | ≈1 in 1.3K | — | Araujo | 87 |
| PT Portugal | #46 | ≈22,000 est. | ≈1 in 496 | — | Araujo | 166 |
| UY Uruguay | #35 | 16,923 | 1 in 200 | 17K | Araujo | 70 |
| PY Paraguay | #135 | ≈11,000 est. | ≈1 in 658 | — | Araujo | 40 |
Exact figures are national registers' own counts, while figures marked ≈ and est. are Mondonomo’s estimates, counted from our sources and calibrated against those registers; hover one for how far to trust it in that country. A dash means neither exists.
Registers cited: IBGE — Nomes (census name API); RENAPER — Apellidos (person counts, national); RENAPO — name frequencies (eduardofv dataset); INE Uruguay — Apellidos más frecuentes 1902–2024 (Tableau Public). Figures without a register are Mondonomo estimates; see Methodology.
Country figures for a list of names, at full precision, are available under licence rather than by scraping this table (how that works).
Evidence
(measured from records)No register attests this spelling yet
Frequently asked questions
- What does the name Aráujo mean, and where does it come from?
- Borrowed from Spanish Araújo. Recorded by A dictionary of surnames and Wiktionary.
- Which countries have the most people with the surname Aráujo?
- Mondonomo estimates about 1.7 million people named Aráujo in Brazil, more than in any other country we hold, where it is most often spelled araujo. After it come Venezuela, Mexico, Argentina and Peru; the country table on this page ranks them.
- How common is the name Aráujo?
- In Argentina, the national register counted 29,193 people named Aráujo, about 1 in 1.6 thousand residents.
- How common is Aráujo compared with other names?
- In Brazil, Aráujo is the 14th most common surname of 424,864 surnames recorded there.
What do you want to know about Aráujo?
Nobody replies to these one by one, but what readers ask decides what these pages answer next.
Query this name via API
curl -H "X-API-Key: YOUR_KEY" https://api.mondonomo.ai/api/v1/name-graph/ar%C3%A1ujoThe payload this page is built from: spellings and scripts, countries and languages, related names, and the registers that attest the form. It takes a free API key (1,000 requests a day), which returns what this page shows everyone; the full country table, every register citation and the year-by-year series come with a licensed key, as does bulk access.
About this data
measured from records inferred from the name graph machine-generated
These figures come from the data snapshot of and will change as it is rebuilt.
Statistics are aggregated from the Mondonomo name corpus; related names and etymology are inferred from the name graph; pronunciation and any machine-marked transliterations are model-generated. Read how the numbers are made, including their known failure modes, and where the data comes from.
Reference works we consult — surname dictionaries, official name registers, Wikidata and Wiktionary — are named directly, beside the claims they support. The per-country source counts also include datasets of person records: we publish how many there are and their authority tier, but not their names.
Cite this page Mondonomo, “Aráujo” — ranked 4301st in Brazil (IBGE). Data snapshot 2026-10-13.