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PEOPLE GROUP PROFILE

The Kaibubu of Indonesia

The Kaibubu of Indonesia, numbering approximately 900 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They are an Indigenous people in the Maluku-Central people cluster of the Malay Peoples affinity bloc. Their primary language is Malay, Ambonese and their primary religion is Protestantism.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Maluku-Central
Primary Language(s): Malay, Ambonese (abs)
Primary Religion(s): Protestantism
Population: 900
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022667
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Pray for the Kaibubu 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.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

61%
%

Dig Deeper (Language):

Primary Language: Malay, Ambonese
Language Family: Austronesian

100%
%

Media Resources in Malay, Ambonese:

Films:

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Provided by the Jesus Film Project

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Bible Resources in Malay, Ambonese:

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Provided by Faith Comes by Hearing

Or check out the Malay, Ambonese bible at Bible.com

Linked from YouVersion

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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): Significantly Reached People Group, (LPI: 6), > 20% Evangelical.
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical (GSEC: 6), this people group is greater than or equal to 10% evangelical

Next steps for the Kaibubu:
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 Kaibubu 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 Kaibubu:
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 Kaibubu 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 Kaibubu:
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 Kaibubu of Indonesia

Claiming to be wise, they became fools.
readRomans 1:22

Ask God to pour out His mercy and bring those who are walking in their own wisdom to faith in Jesus.

And this gospel of the kingdom will be proclaimed throughout the whole world as a testimony to all nations, and then the end will come.
readMatthew 24:14

Pray that the gospel of God's kingdom will reach more people and that they will respond in faith, becoming disciples of Jesus Christ.

The Lord is my shepherd; I shall not want. He makes me lie down in green pastures.
readPsalm 23:1

Pray that as people place their faith in Christ, they will remember that the Lord is their shepherd, providing for their every need.

And if anyone will not receive you or listen to your words, shake off the dust from your feet when you leave that house or town. Truly, I say to you, it will be more bearable on the day of judgment for the land of Sodom and Gomorrah than for that town.
readMatthew 10:14-15

Pray for God to raise up and send out believers to share the gospel with those in this people group who do not yet follow Christ. Pray that they will be welcomed with open arms so that the people they share with will hear and receive the good news with joy.

Kaibubu Across Countries (ROP3 - 104412) 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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