The Matses of Brazil

The Matses of Brazil, numbering approximately 1,600 people, are No Longer Unreached. They are an indigenous people of the Amazon basin, living primarily along the Javari River region on the border between Peru and Brazil. Mayoruna They are an Indigenous people, in the Amazon people cluster of the Latin American and Caribbean Peoples affinity bloc. Their primary religion is Ethnoreligion. They primarily speak Matses.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Matses

Fast Facts:

Affinity Group: American Peoples
Country: Brazil
People Cluster: Amazon
Primary Language(s): Matses (mcf)
Primary Religion(s): Ethnoreligion
Population: 1,600
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG017015
View on Joshua Project

Pray for the Matses 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: Ethnoreligion
Religious Affiliation: Ethnoreligion

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Dig Deeper (Language):

Primary Language: Matses
Language Family: Pano-Tacanan

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Media Resources in Matses:

Films:

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Bible Resources in Matses:

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Or check out the Matses bible resources at Bible.com

Linked from YouVersion

Next steps for the Matses

The Matses are Unengaged and Unreached, 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.

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

Next steps for the Matses

The Matses 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.

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

Next steps for the Matses

The Matses 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.

Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting among this group
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Matses of Brazil

Abraham said, "God will provide for himself the lamb for a burnt offering, my son." So they went both of them together.
readGenesis 22:8

Pray that God will open the ears of those who are lost to understand and believe that only shed blood takes away sin and that, like Abraham, they will believe that God Himself provides the lamb for the burnt offering, who is Jesus the final, perfect sacrifice.

This is the message we have heard from him and proclaim to you, that God is light, and in him is no darkness at all.
read1 John 1:5

As mobile phones, radio, and satellite television, and other technologies become more available worldwide, pray for people who are developing digital gospel resources so that others can easily access the gospel.

But you said, "I will surely do you good, and make your offspring as the sand of the sea, which cannot be numbered for multitude."
readGenesis 32:12

Pray that as people place their faith in Christ, they will experience God's presence and protection even in difficult circumstances, knowing that He will make them fruitful.

Finally, be strong in the Lord and in the strength of his might.
readEphesians 6:10

Ask God to strengthen believers with His mighty power so that as they cross cultures to share the gospel, they will stand firm against the schemes of the enemy.

Matses (ROP3 - 106444) reported in the following countries:

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

Peoplegroups.org relies on updates from the field and other organizations for much of our data, so if you have any updates, please contact us. We use various international naming standards. For a list of these standards and fields, visit our Definitions page.

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