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PEOPLE GROUP PROFILE

The Yaosakor Asmat of Indonesia

The Yaosakor Asmat of Indonesia, numbering approximately 3,000 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They are an Indigenous people, in the New Guinea people cluster of the Pacific Islander Peoples affinity bloc. Their primary religion is Christianity - Protestantism. They primarily speak Asmat, Yaosakor.

Photo by Google. (2025). Image generated by Gemini 2.5 Flash: Yaosakor Asmat

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Asmat, Yaosakor (asy)
Primary Religion(s): Christianity - Protestantism
Population: 3,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG023099

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Dig Deeper (Religion):

Primary Religion: Christianity - Protestantism
Religious Affiliation: Christianity

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Dig Deeper (Language):

Primary Language: Asmat, Yaosakor
Language Family: Nuclear Trans New Guinea

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Media Resources in Asmat, Yaosakor:

Films:

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Bible Resources in Asmat, Yaosakor:

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Provided by Faith Comes by Hearing

Or check out the Asmat, Yaosakor bible resources at Bible.com

Linked from YouVersion

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Next steps for the Yaosakor Asmat

The Yaosakor Asmat 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 Yaosakor Asmat

The Yaosakor Asmat 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 Yaosakor Asmat

The Yaosakor Asmat 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 Yaosakor Asmat of Indonesia

For all the gods of the peoples are worthless idols, but the LORD made the heavens.
readPsalm 96:5

Pray that those who are seeking after worthless idols will not be satisfied until they seek the truth and find it in Christ.

Again Jesus spoke to them, saying, "I am the light of the world. Whoever follows me will not walk in darkness, but will have the light of life."
readJohn 8:12

Pray that many will come to know Jesus, the light of the world, and have the light of life instead of walking in darkness.

In the same way, let your light shine before others, so that they may see your good works and give glory to your Father who is in heaven.
readMatthew 5:16

Pray that as people place their faith in Christ, they will be humble and give glory to God through their good deeds.

In him you also, when you heard the word of truth, the gospel of your salvation, and believed in him, were sealed with the promised Holy Spirit, who is the guarantee of our inheritance until we acquire possession of it, to the praise of his glory.
readEphesians 1:13-14

Pray that God will work through believers near and far in bringing the lost to Himself, giving them what they need to do the task He has set before them, and helping them rest in Him because He has given them His Spirit.

Asmat, Yaosakor (ROP3 - 100565) 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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