The Arua of Brazil

The Arua of Brazil, numbering approximately 90 people, are Unengaged and Unreached. They are described as an Amerindian tribe who live in the state of Rondonia, Brazil, at the headwaters of the southern tributaries of the Ji-Parana River They are an Indigenous people, with Arua as their ethnic/kinship group and are in the Amazon people cluster of the Latin American and Caribbean Peoples. Their primary religion is Animism. They primarily speak Portuguese.

Photo by Google. (2025). Image generated by Gemini 2.5 Flash: Arua

Fast Facts:

Affinity Group: Latin American and Caribbean Peoples
Country: Brazil
People Cluster: Amazon
Primary Language(s): Portuguese (por)
Primary Religion(s): Animism
Population: 90
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG048777
View on Joshua Project

Pray for the Arua of Brazil

Join others around the world in praying for the lost to be saved, the gospel to advance, the global Church to grow, and for laborers to be sent out and sustained in the harvest.

Dig Deeper (Religion):

Primary Religion: Animism
Religious Affiliation: Ethnoreligion

80%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Portuguese
Language Family: Indo-European

100%
%
Portuguese Speakers

Bible Resources in Portuguese:

Or check out the Portuguese bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 0), which means there are less than 2% evangelical Christian populations among which there are no known efforts focused on establishing self-sustaining churches consistent with evangelical faith and practice.
Lostness Priority Index (LPI): Frontier Unreached People Group, (LPI: 0), < 0.1% Evangelical.
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity (GSEC: 1), 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

Next steps for the Arua:
Begin signifcant prayer and fasting for this group
Send cross-cultural teams to discover and research this people group
Begin gospel seed sowing and church planting among this group

SPI: Unreached yet Engaged

The Arua are Engaged yet Unreached, which means there are less than 2% evangelical Christian populations but there are sustained efforts at establishing self-sustaining churches consistent with evangelical faith and practice.

Next steps for the Arua:
Continue prayer and fasting for this group
Continue gospel seed sowing and church planting among this group
Begin training up local leaders to lead and develop strategies to reach their own people

SPI: No longer Unreached

The Arua are No Longer Unreached, which means there are more than 2% evangelical Christian populations and there are churches consistent with evangelical faith and practice. There is still more to be done among them.

Next steps for the Arua:
Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Arua of Brazil

"And you will know the truth, and the truth will set you free.”
readJohn 8:32

Pray for those who live enslaved to sin to hear and receive the truth of the gospel and be set free.

Let the children come to me; do not hinder them, for to such belongs the kingdom of God.
readMark 10:14b

Praise Jesus for the way He loves children, asking that many will learn the truth about Him and come to Him unhindered.

If any of you lacks wisdom, let him ask God, who gives generously to all without reproach, and it will be given him.
readJames 1:5

Pray that as people place their faith in Christ, they will ask God for wisdom when they lack it, trusting that He will generously give it to them.

For as we share abundantly in Christ’s sufferings, so through Christ we share abundantly in comfort too.
read2 Corinthians 1:5

When any who might believe suffer for the sake of the gospel, ask God to deepen their understanding of His grace so that they may share it freely with those who have not received it.

Arua Across Countries (ROP3 - 100528) reported in the following countries:

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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