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The Trio of Brazil

The Trio of Brazil, numbering approximately 1,500 people, are No Longer Unreached. They are an Amazonian people known to themselves as tareno, meaning people from here, formed from smaller groups like the Aramixo driven west by the Oyampi and Portuguese, now settled along the Brazil-Suriname border. They mostly adhere to Ethnoreligion and Trió is their primary language.

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

Fast Facts:

Affinity Group: Latin American and Caribbean Peoples
Country: Brazil
People Cluster: South American Indigenous
Primary Language(s): Trió (tri)
Primary Religion(s): Ethnoreligion
Population: 1,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG017137
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Pray for the Trio 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.

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Dig Deeper (Religion):

Primary Religion: Ethnoreligion
Religious Affiliation: Ethnoreligion

60%
%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Trió
Language Family: Cariban

100%
%
Trió Speakers

Media Resources in Trió:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Trió:

Bible Name (Translation)VideoAudioText
2004 UFM International✓✓

1 entry

Provided by Faith Comes by Hearing

Or check out the Trió bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Trio 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 Trio:
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 Trio of Brazil

All have turned aside; together they have become worthless; no one does good, not even one.
readRomans 3:12

Pray that those who are enslaved to sin will admit their need for a Savior, acknowledging that no one is righteous.

So his fame spread throughout all Syria, and they brought him all the sick, those afflicted with various diseases and pains, those oppressed by demons, those having seizures, and paralytics, and he healed them
readMatthew 4:24

Pray that the truth about the Lord will spread throughout the land so that many will have an opportunity to receive the good news and put their faith in Him.

Not neglecting to meet together, as is the habit of some, but encouraging one another, and all the more as you see the Day drawing near.
readHebrews 10:25

Pray that as people place their faith in Christ, they will not neglect meeting together but encourage one another as they see the Day approaching.

I will give thanks to you, O Lord, among the peoples; I will sing praises to you among the nations.
readPsalm 57:9

Pray that God will raise up believers among them who will boldly go and share the gospel with people nearby and with those far away.

Trio Across Countries (ROP3 - 110199) reported in the following countries:

Strategic Progress Index
All

2 people groups

PhotoPeople Group IDNameCountryPopulation ▼Strategic Progress IndexLanguageReligion
TrioPG017137TrioBrazil1,500No Longer UnreachedTrióEthnoreligion
TrioPG016440TrioSuriname1,400No Longer UnreachedTrióProtestantism

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 Data Standards section.

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