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The Siriano of Brazil

The Siriano of Brazil, numbering approximately 70 people, are Engaged yet Unreached. They are an Eastern Tucanoan people of the Vaupes basin along the Brazil-Colombia border, part of a linguistically exogamous marriage network spanning seventeen ethnic groups where children inherit their father's language and identity. They mostly adhere to Animism and Siriano is their primary language.

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

Fast Facts:

Affinity Group: Latin American and Caribbean Peoples
Country: Brazil
People Cluster: South American Indigenous
Primary Language(s): Siriano (sri)
Primary Religion(s): Animism
Population: 70
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG017103
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Pray for the Siriano 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: Animism
Religious Affiliation: Ethnoreligion

90%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Siriano
Language Family: Tucanoan

79%
%
Siriano Speakers

Media Resources in Siriano:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Siriano:

Bible Name (Translation)VideoAudioText
2009 Wycliffe Bible Translators Inc.✓✓✓

1 entry

Provided by Faith Comes by Hearing

Or check out the Siriano bible at Bible.com

Linked from YouVersion

View all resources

SPI: Unreached yet Engaged

The Siriano 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 Siriano:
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

Pray specifically for the Siriano of Brazil

All we like sheep have gone astray; we have turned—every one—to his own way; and the LORD has laid on him the iniquity of us all.
readIsaiah 53:6

Pray that those who have wandered far from God will be drawn back to Him, recognizing their need for a Savior and finding forgiveness and new life in Christ.

Behold, you shall call a nation that you do not know, and a nation that did not know you shall run to you, because of the LORD your God, and of the Holy One of Israel, for he has glorified you.
readIsaiah 55:5

Pray that those who do not know God will access the gospel, run to Him, and discover that He is the one their souls have been longing for.

If then you have been raised with Christ, seek the things that are above, where Christ is, seated at the right hand of God.
readColossians 3:1

Pray that as people place their faith in Christ, they will seek the things that are above, where Christ is, seated at the right hand of God.

Therefore, confess your sins to one another and pray for one another, that you may be healed. The prayer of a righteous person has great power as it is working.
readJames 5:16

Pray that believers whom God sends will confess their sins, pray for one another, and live in unity. Ask that they will model healthy Christian relationships for this people group.

Siriano Across Countries (ROP3 - 109330) reported in the following countries:

Strategic Progress Index
All

2 people groups

PhotoPeople Group IDNameCountryPopulation ▼Strategic Progress IndexLanguageReligion
SirianoPG016280SirianoColombia650Unengaged and UnreachedSirianoEthnoreligion
SirianoPG017103SirianoBrazil70Engaged yet UnreachedSirianoAnimism

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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