The Biatah of Indonesia

The Biatah of Indonesia, numbering approximately 11,500 people, are No Longer Unreached. They are an indigenous community of Indonesia. They are an Indigenous people in the Borneo-Kalimantan people cluster of the Malay Peoples affinity bloc. Their primary language is Bidayuh, Biatah and their primary religion is Animism.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Borneo-Kalimantan
Primary Language(s): Bidayuh, Biatah (bth)
Primary Religion(s): Animism
Population: 11,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG022555
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Pray for the Biatah of Indonesia

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

86%
%

Dig Deeper (Language):

Primary Language: Bidayuh, Biatah
Language Family: Austronesian

76%
%

Media Resources in Bidayuh, Biatah:

Films:

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Bible Resources in Bidayuh, Biatah:

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Or check out the Bidayuh, Biatah bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 2), 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): Moderately Reached People Group, (LPI: 5), 6% or Greater but Less than 20% Evangelical.
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical (GSEC: 5), this people group is greater than or equal to 5% evangelical

Next steps for the Biatah:
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 Biatah 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 Biatah:
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 Biatah 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 Biatah:
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 Biatah of Indonesia

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.

"Come now, let us reason together, says the LORD: though your sins are like scarlet, they shall be as white as snow; though they are red like crimson, they shall become like wool."
readIsaiah 1:18

Pray that God will make a way for the gospel to reach many through means they can understand and access, that they will receive the good news with joy, and that they will experience complete forgiveness and cleansing from their sin that Jesus offers through His sacrifice.

This mystery is profound, and I am saying that it refers to Christ and the church. However, let each one of you love his wife as himself, and let the wife see that she respects her husband.
readEphesians 5:32-33

Pray that as people place their faith in Christ, they will grasp the profound mystery of Christ's love for the Church, reflecting this love in their marriages.

For the word of God is living and active, sharper than any two-edged sword, piercing to the division of soul and of spirit, of joints and of marrow, and discerning the thoughts and intentions of the heart.
readHebrews 4:12

Pray that God will make His living and active Word available to everyone in this people group so that many will respond to the gospel. Ask Him to provide Jesus-followers to walk with new believers as they grow in Him.

Biatah Across Countries (ROP3 - 101411) 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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