The Siriono of Bolivia

The Siriono of Bolivia, numbering approximately 1,100 people, are No Longer Unreached. They are an ethnolinguistic community of Bolivia. They are an Indigenous people, in the Guarani people cluster of the Latin American and Caribbean Peoples affinity bloc. Their primary religion is Ethnoreligion. They primarily speak Sirionó.

Siriono in Bolivia photo
Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Siriono

Fast Facts:

Affinity Group: American Peoples
Country: Bolivia
People Cluster: Guarani
Primary Language(s): Sirionó (srq)
Primary Religion(s): Ethnoreligion
Population: 1,100
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG017423
View on Joshua Project

Pray for the Siriono of Bolivia

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

%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Sirionó
Language Family: Tupian

%
Sirionó Speakers

Media Resources in Sirionó:

Films:

No entries found for: Sirionó(srq). Help build some!

Bible Resources in Sirionó:

Or check out the Sirionó bible resources at Bible.com

Linked from YouVersion

Next steps for the Siriono

The Siriono 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 Siriono

The Siriono 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 Siriono

The Siriono 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 Siriono of Bolivia

How then will they call on him in whom they have not believed? And how are they to believe in him of whom they have never heard? And how are they to hear without someone preaching?
readRomans 10:14

Pray that those who haven't heard will hear the Word of Christ and believe in Him, calling upon the name of the Lord to be saved.

...And that repentance for the forgiveness of sins should be proclaimed in his name to all nations, beginning from Jerusalem.
readLuke 24:47

Pray that the message of repentance and forgiveness through Jesus will reach everyone.

Hide your face from my sins, and blot out all my iniquities.
readPsalm 51:9

Pray that as people place their faith in Christ, they will have confidence that God has turned His face from their sins and forgiven their iniquities.

Therefore take up the whole armor of God, that you may be able to withstand in the evil day, and having done all, to stand firm.
readEphesians 6:13

Pray that God will send believers to the lost of this people group and that, as they share the gospel, they will take up the whole armor of God so that they can stand firm when trials come.

Siriono (ROP3 - 109331) reported in the following countries:

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

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