Prototype rebuild by the IMB Innovation Team. The official site is peoplegroups.org.

People group profile · PG017190

The Xambioa of Brazil

The Xambioa of Brazil, numbering about 275 people, are Unengaged and Unreached. They are one of three dialect subgroups of Karaja (kpj), a language of Brazil.

They are an indigenous people in the Amazon people cluster of the Latin American and Caribbean Peoples. Their primary religion is Ethnoreligion, and they primarily speak Portuguese.

Pray for the XambioaPrint profile

AI-generated illustration representing the Xambioa people
AI-generated illustration, not a photograph. Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Xambioa

Fast facts

Country
Brazil
Population
275
Affinity group
American Peoples
People cluster
Amazon
Primary language
Portuguese (por)
Primary religion
Ethnoreligion
Strategic Progress Index ?
Unengaged and Unreached
Evangelical
No Known Evangelicals
GSEC ?
Less than 2% Evangelical, No Recent CP Activity
Lostness priority ?
Frontier Unreached People Group
Region
South America, Americas
Location
Mato Grosso, Pará, and Tocantins states: Bananal island, Araguaia river; possibly also Goias state

Where they live

Gospel status

The Xambioa are Unengaged and Unreached, which means fewer than 2% are evangelical Christians, and there has been no reported church planting activity in the past two years. In GSEC terms, this people group is less than 2% evangelical, some evangelical resources are available, but there has been no active church planting among them within the past two years.

  • Congregations exist No
  • Church planting in the last two years No Churches Planted

Next steps for the Xambioa

  • Pray that God would send workers to this people group
  • Begin sowing the gospel and seek out people of peace
  • Plant the first churches consistent with evangelical faith and practice

Primary religion

Ethnoreligion

99% adherents

Primary language

Portuguese · Indo-European family

100% speak Portuguese

Gospel resources in Portuguese

  • Bible available
  • JESUS Film available
  • Radio programs available
  • Gospel recordings available
  • Audio resources available
  • Bible stories available

Films

Bibles

Find more at the JESUS Film Project, Bible.com and Faith Comes by Hearing.

Pray for the Xambioa

  1. 2 Timothy 2:2. Pray for faithful local leaders who will teach others, so that the church multiplies.
  2. Ephesians 5:8. Pray that those walking in darkness will turn to the light and live as children of light.
  3. Romans 10:14–15. Ask God to send messengers, so that people can hear, believe and call on the name of the Lord.
  4. Matthew 9:37–38. Ask the Lord of the harvest to send out laborers into his harvest field.

Download a prayer guide

Know something we don't? Submit updates to IMB Global Research.