The Sialum of Papua New Guinea

The Sialum of Papua New Guinea, numbering approximately 850 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 religion is Christianity - Protestantism. They primarily speak Sialum.

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

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Sialum (slw)
Primary Religion(s): Christianity - Protestantism
Population: 850
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG010442
View on Joshua Project

Pray for the Sialum 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.

Dig Deeper (Religion):

Primary Religion: Christianity - Protestantism
Religious Affiliation: Christianity

%
Christianity - Protestant… Adherents

Dig Deeper (Language):

Primary Language: Sialum
Language Family: Nuclear Trans New Guinea

%
Sialum Speakers

Media Resources in Sialum:

Films:

No entries found for: Sialum(slw). Help build some!

Bible Resources in Sialum:

Or check out the Sialum bible resources at Bible.com

Linked from YouVersion

Next steps for the Sialum

The Sialum 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 Sialum

The Sialum 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 Sialum

The Sialum 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 Sialum of Papua New Guinea

And as Moses lifted up the serpent in the wilderness, so must the Son of Man be lifted up, that whoever believes in him may have eternal life.
readJohn 3:14-15

Pray that the lost among them will look to the One lifted up on the cross, believing in Him and receiving eternal life.

You adulterous people! Do you not know that friendship with the world is enmity with God? Therefore whoever wishes to be a friend of the world makes himself an enemy of God.
readJames 4:4

Pray that the lost will be convicted of their friendship with the world, which is hostility toward God, and that they will turn from their sin and embrace the grace and mercy of God through Christ Jesus.

I lay down and slept; I woke again, for the LORD sustained me. I will not be afraid of many thousands of people who have set themselves against me all around.
readPsalm 3:5-6

Pray that as people place their faith in Christ and experience isolation or other persecution, God will sustain them and give them confidence and rest in Him.

Therefore, confess your sins to one another and pray for one another, that you may be healed. The prayer of a righteous person has great power as it is working.
readJames 5:16

Pray that believers whom God sends will confess their sins, pray for one another, and live in unity. Ask that they will model healthy Christian relationships for this people group.

Sialum (ROP3 - 108977) reported in the following countries:

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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