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PEOPLE GROUP PROFILE

The Siau Sangirese of Indonesia

The Siau Sangirese of Indonesia, numbering approximately 82,000 people, are No Longer Unreached. They are an indigenous community of Indonesia; a dialect subgroup of Sangir (sxn). 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 Sangir.

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

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Indonesia
People Cluster: Minahasa-Sangir of Sulawesi
Primary Language(s): Sangir (sxn)
Primary Religion(s): Christianity - Protestantism
Population: 82,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG022866
View on Joshua Project

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Dig Deeper (Religion):

Primary Religion: Christianity - Protestantism
Religious Affiliation: Christianity

%
Christianity - Protestant… Adherents

Dig Deeper (Language):

Primary Language: Sangir
Language Family: Austronesian

%
Sangir Speakers

Media Resources in Sangir:

Films:

Provided by the Jesus Film Project

View all resources

Bible Resources in Sangir:

Provided by Faith Comes by Hearing

Or check out the Sangir bible resources at Bible.com

Linked from YouVersion

View all resources

Next steps for the Siau Sangirese

The Siau Sangirese 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 Siau Sangirese

The Siau Sangirese 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 Siau Sangirese

The Siau Sangirese 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 Siau Sangirese of Indonesia

The grass withers, the flower fades, but the word of our God will stand forever.
readIsaiah 40:8

Pray that those who don't know Jesus will be freed from the emptiness of fading hopes and find lasting life and truth in the unchanging Word of God.

As for what was sown on good soil, this is the one who hears the word and understands it. He indeed bears fruit and yields, in one case a hundredfold, in another sixty, and in another thirty.
readMatthew 13:23

Pray that their hearts will have good soil that receives the Word, understands it, and bears fruit for God's kingdom.

And if I go and prepare a place for you, I will come again and will take you to myself, that where I am you may be also.
readJohn 14:3

Pray that as people place their faith in Christ, they will have hope in trials because they know that Jesus will one day take them to be with Him forever.

Put on the whole armor of God, that you may be able to stand against the schemes of the devil.
readEphesians 6:11

Pray that those God sends to cross cultures will put on the full armor of God so that they will be able to stand against the schemes of the enemy.

Siau Sangirese (ROP3 - 114388) 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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