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PEOPLE GROUP PROFILE

The Musan of Papua New Guinea

The Musan of Papua New Guinea, numbering approximately 400 people, are No Longer Unreached. They are an indigenous ethnic group of Papua New Guinea. They are an Indigenous people in the New Guinea people cluster of the Pacific Islander Peoples affinity bloc. Their primary language is Siawi and their primary religion is Animism.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Siawi (mmp)
Primary Religion(s): Animism
Population: 400
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG010265
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Pray for the Musan of Papua New Guinea

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: Animism
Religious Affiliation: Ethnoreligion

90%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Siawi
Language Family: Amto-Musan

65%
%
Siawi Speakers

Media Resources in Siawi:

Films:

No entries found for: Siawi(mmp). Help build some!

Provided by the Jesus Film Project

View all resources

Bible Resources in Siawi:

Provided by Faith Comes by Hearing

Or check out the Siawi bible at Bible.com

Linked from YouVersion

View all resources

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): Minimally Reached People Group, (LPI: 3), 2% to 3% Evangelical.
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical (GSEC: 4), this people group is greater than or equal to 2% evangelical

Next steps for the Musan:
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 Musan 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 Musan:
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 Musan 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 Musan:
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 Musan of Papua New Guinea

But Jesus said, "Let the little children come to me and do not hinder them, for to such belongs the kingdom of heaven"
readMatthew 9:14

Pray that those who are spiritually dead will recognize their need for spiritual nourishment and turn to the One who offers true fulfillment.

Be exalted, O God, above the heavens! Let your glory be over all the earth!
readPsalm 57:11

Pray that the lost will learn about God's great love and faithfulness so that they might trust in Christ for their salvation.

Not neglecting to meet together, as is the habit of some, but encouraging one another, and all the more as you see the Day drawing near.
readHebrews 10:25

Pray that as people place their faith in Christ, they will not neglect meeting together but encourage one another as they see the Day approaching.

Jesus said to them again, "Peace be with you. As the Father sends me, even so I am sending you."
readJohn 20:21

Ask God to raise up and send out believers cross-culturally who will go out in His authority and be sustained by His peace as they share the gospel with the lost.

Musan Across Countries (ROP3 - 106936) 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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