The Tombulu of Indonesia

The Tombulu of Indonesia, numbering approximately 110,000 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia They are an Indigenous people, in the Minahasa-Sangir of Sulawesi people cluster of the Malay Peoples affinity bloc. Their primary religion is Christianity - Protestantism. They primarily speak Tombulu.

Tombulu in Indonesia photo
Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Tombulu

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Indonesia
People Cluster: Minahasa-Sangir of Sulawesi
Primary Language(s): Tombulu (tom)
Primary Religion(s): Christianity - Protestantism
Population: 110,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022881
View on Joshua Project

Pray for the Tombulu 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: Christianity - Protestantism
Religious Affiliation: Christianity

%
Christianity - Protestant… Adherents

Dig Deeper (Language):

Primary Language: Tombulu
Language Family: Austronesian

%
Tombulu Speakers

Media Resources in Tombulu:

Films:

Bible Resources in Tombulu:

Or check out the Tombulu bible resources at Bible.com

Linked from YouVersion

Next steps for the Tombulu

The Tombulu 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 Tombulu

The Tombulu 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 Tombulu

The Tombulu 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 Tombulu of Indonesia

I acknowledged my sin to you, and I did not cover my iniquity; I said, 'I will confess my transgressions to the Lord,' and you forgave the iniquity of my sin.
readPsalm 32:5

Pray those who are lost will realize their sin, confess their iniquity, and grow in their understanding of salvation through faith in Christ alone.

"You are the salt of the earth, but if the salt has lost its taste, how shall its saltiness be restored? It is no longer good for anything except to be thrown out and trampled under people's feet."
readMatthew 5:13

Pray that the lost will have the opportunity to hear a Christian witness of how the gospel can bring hope and that they will put their faith in Christ.

Unless the LORD builds the house, those who build it labor in vain. Unless the LORD watches over the city, the watchman stays awake in vain.
readPsalm 127:1

Pray that as people place their faith in Christ, they will build their homes in the Lord and raise their children to know and honor Him.

How beautiful upon the mountains are the feet of him who brings good news, who publishes peace, who brings good news of happiness, who publishes salvation, who says to Zion, "Your God reigns”
readIsaiah 52:7

Pray that God will provide open doors for believers who cross cultures to share the good news of salvation with those who need it. Pray that He will give them joy as they see Him move.

Tombulu Menadonese (ROP3 - 110147) 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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