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Amharic - አማርኛ | Arabic - عربي
Bengali - বাংলা | Chinese (Simplified) - 中文（简体）
Chinese (Traditional) - 中文（繁體) | French - Français
German - Deutsch | Gujarati - ગુજરાતી
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Portugese - Português | Russian - Русский
Spanish - Espanol | Tagalong / Filipino
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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%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Malay, Ambonese
Language Family: Austronesian

100%
%
Malay, Ambonese Speakers

Media Resources in Malay, Ambonese:

Films:

Provided by the Jesus Film Project

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Bible Resources in Malay, Ambonese:

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

Every word of God proves true; he is a shield to those who take refuge in him.
readProverbs 30:5

Pray that those who don't yet know God will trust the flawless Word of God and seek refuge in Him, finding hope and salvation instead of remaining in spiritual darkness.

I saw in the night visions, and behold, with the clouds of heaven there came one like a son of man, and he came to the Ancient of Days and was presented before him. And to him was given dominion and glory and a kingdom, that all peoples, nations, and languages should serve him; his dominion is an everlasting dominion, which shall not pass away, and his kingdom one that shall not be destroyed.
readDaniel 7:13-14

Pray that the gospel will advance so that all peoples will come to know the Son of Man, who has been given dominion and glory and a kingdom, and that they will bow before Him and serve Him forever.

For if we go on sinning deliberately after receiving the knowledge of the truth, there no longer remains a sacrifice for sins.
readHebrews 10:26

Pray that as people place their faith in Christ, they will live with reverence for God and not deliberately keep sinning after they receive the knowledge of the truth.

For great is the Lord, and greatly to be praised; he is to be feared above all gods.
readPsalm 96:4

Pray that God will raise up believers to declare His glory among the lost, so that they may know that He is great and greatly to be praised, that He is exalted above all gods.

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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