Castellaño
surname · Latin script
Castellaño is a surname written in the Latin script, with more bearers in Venezuela than in any other country. Recorded meaning: From Latin Castellānus (“Castilian”), from Castella (“Castile”) + -ānus (“-an: forming adjectives”), q.v.
- VEVenezuela≈1 in 1.4K(inferred from the name graph)
- ESSpain1 in 2.7K
- UYUruguay1 in 2.9K
carrying the name, as counted by its national register where one exists and as Mondonomo estimates it elsewhere (marked ≈ and "est." on hover). Countries with no figure are shown too: flat where a national register lists the name without counting it, hatched where only our records hold it. One hue, darker where it is more common; hover a country for its figure.
- Venezuela (inferred from the name graph)
- 2 (measured from records)
- Record sources
- 339 (measured from records)
- ≈1 in 1.4K (inferred from the name graph)
≈20,000 people, est.
recorded for this name
corpus datasets behind its best-documented spelling
strongest: highest-authority source
Venezuela, est.
measured from records inferred from the name graph
Spellings & scripts
(measured from records)One other spelling is counted as the same name:
Locally spelled Castellano in US United States, VE Venezuela, AR Argentina and 2 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)From Latin Castellānus (“Castilian”), from Castella (“Castile”) + -ānus (“-an: forming adjectives”), q.v.
Cited for this meaning 3
- Dizionario dei cognomi italiani
- Wiktionary
- Dicionário dos sobrenomes italianos
Attested across 27 languages in the etymology graph.
Where in the world
(measured from records)Castellaño 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 | ||||
|---|---|---|---|---|---|---|
| VE Venezuela | #242 | ≈20,000 est. | ≈1 in 1.4K | — | Castellano | 67 |
| ES Spain | #250 | 18,200 | 1 in 2.7K | 18K | Castellano | 149 |
| US United States | — | 11,238 | 1 in 30K | 11K | Castellano | 339 |
| IT Italy | #585 | ≈11,000 est. | ≈1 in 5.5K | listed | Castellano | 124 |
| AR Argentina | #482 | 10,661 | 1 in 4.3K | 11K | Castellano | 99 |
| UY Uruguay | — | 1,166 | 1 in 2.9K | 1.2K | — | 32 |
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: Census Bureau — Surname Frequency 2010; RENAPER — Apellidos (person counts, national); INE — Padrón per-token widgets (current living counts, given + apellidos); INE — Apellidos más frecuentes (Padrón Municipal); 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 Castellaño mean, and where does it come from?
- From Latin Castellānus (“Castilian”), from Castella (“Castile”) + -ānus (“-an: forming adjectives”), q.v. Recorded by Dizionario dei cognomi italiani and Wiktionary and 1 other source.
- In which country does Castellaño have the most bearers?
- Mondonomo estimates about 20 thousand people named Castellaño in Venezuela, more than in any other country we hold, where it is most often spelled castellano.
- How common is the name Castellaño?
- In Spain, the national register counted 18,200 people named Castellaño, about 1 in 2.7 thousand residents.
- How common is Castellaño compared with other names?
- In Venezuela, Castellaño is the 242nd most common surname of 83,461 surnames recorded there.
What do you want to know about Castellaño?
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/castella%C3%B1oThe 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, “Castellaño” — the 242nd most common surname in Venezuela. Data snapshot 2026-10-13.