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Amharic - አማርኛ | Arabic - عربي
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PEOPLE GROUP PROFILE

The Tombulu of Indonesia

The Tombulu of Indonesia, numbering approximately 110,000 people, are No Longer Unreached. They are described as an ethnolinguistic community of Indonesia They are an Indigenous people, with Tombulu Menadonese as their ethnic/kinship group and are in the Minahasa-Sangir of Sulawesi people cluster of the Malay Peoples. Their primary religion is Protestantism. They primarily speak Tombulu.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Minahasa-Sangir of Sulawesi
Primary Language(s): Tombulu (tom)
Primary Religion(s): 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
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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.

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Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

—
%

Dig Deeper (Language):

Primary Language: Tombulu
Language Family: Austronesian

75%
%

Media Resources in Tombulu:

Films:

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Provided by the Jesus Film Project

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Bible Resources in Tombulu:

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Provided by Faith Comes by Hearing

Or check out the Tombulu 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): Moderately Reached People Group, (LPI: 5), 6% to 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 Tombulu:
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 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.

Next steps for the Tombulu:
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 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.

Next steps for the Tombulu:
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 Tombulu of Indonesia

And Mary said, "My soul magnifies the Lord, and my spirit rejoices in God my Savior."
readLuke 1:46-47

Pray that those who are lost will recognize their need for a Savior and joyfully embrace the mercy that God offers.

“I was ready to be sought by those who did not ask for me; I was ready to be found by those who did not seek me. I said, ‘Here I am, here I am,’ to a nation that was not called by my name."
readIsaiah 65:1

Pray that the lost will be found by God, even when they are not seeking Him. Pray that He will reveal Himself to them in a way they cannot ignore and that they will respond in faith.

Through him we have also obtained access by faith into this grace in which we stand, and we rejoice in hope of the glory of God.
readRomans 5:2

Pray that as people place their faith in Christ, they will rejoice in the hope of glory and be in awe of God's mercy that gives them access to Him through faith.

O LORD, our Lord, how majestic is your name in all the earth! You have set your glory above the heavens.
readPsalm 8:1

Pray that God will raise up people who love Him and are able and willing to go to and share the hope of the gospel with those who don't know it. Pray that everyone will see His name as majestic in all the earth!

Tombulu Menadonese Across Countries (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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