Moacir

given name · Latin script

Recorded as a male name· opposite-gender records fall within measured source noise

Moacir is a given name written in the Latin script, with more bearers in Brazil than in any other country. Recorded meaning: a male given name from Old Tupi, of Brazilian usage.

rarermore common
  • BRBrazil1 in 3.4K(measured from records)
  • USUnited States1 in 3.1M
  • PYParaguay≈1 in 84K

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 (measured from records)

61,684 people, 2022

Sources
156 (measured from records)

Highest-authority source

1 in 3.4K (inferred from the name graph)

Brazil

measured from records inferred from the name graph

Meaning & origin(measured from records)

a male given name from Old Tupi, of Brazilian usage

Sources 1

  • kaikki.org Wiktionary extract (IPA + transliterations)

Where in the world(measured from records)

Moacir 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.

Where Moacir is recorded, by country
CountryMost common spellingSources
BR Brazil#38761,6841 in 3.4K80KMoacir156
US United States—1081 in 3.1M108Moacir93
PY Paraguay—≈86 est.≈1 in 84K—Moacir5
AO Angola—≈77 est.≈1 in 422K—Moacir5
PT Portugal—≈57 est.≈1 in 180KlistedMoacir24
UY Uruguay—381 in 89K38——

61,684 people counted by IBGE — names by decade (Kaggle mirror), 2022. 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 — names by decade (Kaggle mirror); IBGE — Nomes (census name API); Census Bureau — First Name Frequency 2020 by sex; the portuguese-names-barbosa-1990 register; INE Uruguay — Nombres 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).

Notable people with this name(measured from records)

19201940196019802000Moacir Barbosa, b. 1921Moacir Santos, b. 1924Moacir Claudino Pinto, b. 1936Moacir Micheletto, b. 1942Moacir Pereira, b. 1960Moacir Júnior, b. 1967Moacir Rodrigues Santos, b. 1970Tuta, b. 1974Moacir Costa da Silva, b. 1986Moacir Alves de Andrade Junior, b. 1989

The ten people covered by the most Wikipedia language editions — a proxy for cross-cultural notability, which favours historical and Western figures over equally prominent contemporary ones — shown by birth year. Source: Wikidata (CC0).

Evidence(measured from records)

Attested in 18 sources across 10 countries.

Official registers attesting Moacir
CountryRegisterYearCountRank
BR BrazilIBGE — Nomes (census name API)—80K#551
BR BrazilBrasil.IO genero-nomes (IBGE Censo 2010 mirror, CC-BY-SA)—80K#161
BR BrazilIBGE — names by decade (Kaggle mirror)202262K—
BR BrazilIBGE — names by decade (Kaggle mirror)202062K—
BR BrazilIBGE — Censo 2022 Nomes no Brasil per-token lookup (v3 API, given+surname)—61K#496
BR BrazilIBGE — names by decade (Kaggle mirror)201061K—
BR BrazilIBGE — names by decade (Kaggle mirror)200060K—
BR BrazilIBGE — names by decade (Kaggle mirror)199058K—
BR BrazilIBGE — names by decade (Kaggle mirror)198052K—
BR BrazilIBGE — names by decade (Kaggle mirror)197039K—
BR BrazilIBGE — names by decade (Kaggle mirror)196022K—
BR BrazilIBGE — Censo 2022 Nomes no Brasil per-token lookup (v3 API, given+surname)196017K—

Reference works 2

  • Wikipedia given-name tokens
  • Wikidata name items (native-script + romanized given/family names)

These works list the name; their figures are licensed and are not reproduced here.

Register rows as of the 2026-10-09 data build.

Frequently asked questions

What does the name Moacir mean, and where does it come from?
a male given name from Old Tupi, of Brazilian usage Recorded by kaikki.org Wiktionary extract (IPA + transliterations).
Is Moacir a male or female name?
Moacir is a male name in our records. Opposite-gender entries fall within the cross-gender noise we measure in the source data, so we don't report them as usage.
In which country does Moacir have the most bearers?
In Brazil, the national register counted about 62 thousand people named Moacir, more than in any other country we hold, where it is most often spelled moacir.
Where is Moacir most common?
Moacir is densest in Brazil, where the national register counts about 1 in 3.4 thousand people carrying it.
How common is the name Moacir?
In Brazil, the national register counted 61,684 people named Moacir in 2022, about 1 in 3.4 thousand residents.
How common is Moacir compared with other names?
In Brazil, Moacir is the 387th most common given name of 474,894 given names recorded there.

What do you want to know about Moacir?

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Query this name via API
curl https://api.mondonomo.ai/api/v1/name-graph/moacir

The same payload this page is built from: spellings and scripts, countries and languages, related names, and the registers that attest the form. Rate-limited for casual use; a free API key gives 1,000 requests a day, and bulk access is licensed separately.

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, “Moacir” — the 387th most common given name in Brazil. Data snapshot 2026-10-10.

See how Moacir parses inside a full name →