The Biatah of Indonesia

The Biatah of Indonesia, numbering approximately 11,500 people, are No Longer Unreached. They are an Indigenous Bidayuh community of western Borneo whose homeland lies mainly in southwestern Sarawak, with related communities across the border in West Kalimantan; they form part of the broader Land Dayak cultural and linguistic complex. They mostly adhere to Animism and Biatah Bidayuh is their primary language.

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): Biatah Bidayuh (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%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Biatah Bidayuh
Language Family: Austronesian

76%
%
Bidayuh, Biatah Speakers

Media Resources in Biatah Bidayuh:

Films:

No film resources are listed for this language.

Bible Resources in Biatah Bidayuh:

No Bible resources are listed for this language.

Or check out the Biatah Bidayuh bible at Bible.com

Linked from YouVersion

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

And he said to them, "This is my blood of the covenant, which is poured out for many."
readMark 14:23-24

Pray for those who may have heard the gospel but have not yet submitted their lives to Christ, that they will finally see the sacrifice which He made for them and surrender their lives to Him.

The Lord is not slow to fulfill his promise as some count slowness, but is patient toward you, not wishing that any should perish, but that all should reach repentance.
read2 Peter 3:9

Pray that the lost will not perish but come to repentance and that God's patience and long-suffering will lead them to salvation.

I lay down and slept; I woke again, for the LORD sustained me. I will not be afraid of many thousands of people who have set themselves against me all around.
readPsalm 3:5-6

Pray that as people place their faith in Christ and experience isolation or other persecution, God will sustain them and give them confidence and rest in Him.

At the same time, pray also for us, that God may open to us a door for the word, to declare the mystery of Christ...that I may make it clear, which is how I ought to speak.
readColossians 4:3-4

Ask God to open doors for believers to share the gospel and help them communicate it clearly so that more people will understand the mystery of Christ and turn to follow Him.

Biatah Across Countries (ROP3 - 101411) reported in the following countries:

Strategic Progress Index

All

2 people groups

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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