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IBGE Nomes — Nomes do Brasil

IBGE Nomes — Nomes do Brasil MCP Connector for Claude

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Discover the history behind every Brazilian name: birth frequency by decade since the 1930s, national popularity rankings, and regional trends — the viral dataset that captivated 200 million Brazilians.

3 tools Official Updated Jun 28, 2026 Official Vinkius Partner
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Tap into Brazil's most viral dataset — the IBGE Names API that broke the internet when launched, as 200 million Brazilians rushed to look up their own names.

What you can do

  • Name Frequency — How many "Marias" were born in each decade since 1930? Track any name's rise and fall across almost 100 years
  • National Ranking — Top 20 most popular names by decade + filter by sex (M/F)
  • Regional Trends — Compare name popularity across Brazilian states (is "José" more popular in Bahia or São Paulo?)

Who is this for?

Baby name apps, genealogy platforms, marketing professionals, data journalists, cultural researchers, and anyone building engaging Brazilian content.

demographicsname-trendshistorical-datasocial-statisticsbirth-frequency

3 tools expose this connector's capabilities to your AI agent.

get_nome_frequencia

Supports multiple names separated by |. Example: "Maria", "João|Pedro". Get birth frequency by decade for a Brazilian name

get_ranking_nomes

Can be filtered by decade and/or sex (M or F). Get ranking of most popular names in Brazil

get_nome_por_localidade

Use the IBGE UF code (e.g., 33 for RJ, 35 for SP). Get name frequency filtered by Brazilian state

See how to talk to your AI agent using IBGE Nomes — Nomes do Brasil.

How popular was the name 'Maria' across decades in Brazil?

👩 **Maria — Frequency by Decade** 1930s: 336,477 births 1950s: 1,487,301 births (peak! 🔝) 1970s: 1,225,640 births 1990s: 562,893 births 2010s: 145,301 births Maria was Brazil's #1 name for 60 years but has declined 90% since its 1950s peak.

What are the top 10 baby names in Brazil in the 2000s?

🏆 **Top 10 Names — 2000s Decade** 1. Maria (562K) | 2. Ana (345K) 3. João (289K) | 4. Pedro (267K) 5. Lucas (254K) | 6. Gabriel (248K) 7. Mateus (210K) | 8. Guilherme (195K) 9. Rafael (188K) | 10. Mariana (172K) Biblical names dominate, with Lucas and Gabriel surging.

Is 'João' more popular in Bahia or in Rio Grande do Sul?

📊 **João — Regional Comparison** 🏖️ Bahia: 892K total births (since 1930) 🍷 Rio Grande do Sul: 456K total births João is **nearly 2× more popular** in Bahia than in Rio Grande do Sul, reflecting the Northeast's stronger tradition of Biblical naming.

All name data comes from **official IBGE Census records** spanning over 90 years. The frequency counts represent actual birth registrations aggregated by decade since the 1930s.

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