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PEOPLE GROUP PROFILE

The Suain of Papua New Guinea

The Suain of Papua New Guinea, numbering approximately 5,700 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 Ulau-Suain and their primary religion is Roman Catholicism.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Ulau-Suain (svb)
Primary Religion(s): Roman Catholicism
Population: 5,700
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG010485
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Pray for the Suain 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.

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Dig Deeper (Religion):

Primary Religion: Roman Catholicism
Religious Affiliation: Christianity

82%
%

Dig Deeper (Language):

Primary Language: Ulau-Suain
Language Family: Austronesian

65%
%

Media Resources in Ulau-Suain:

Films:

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Bible Resources in Ulau-Suain:

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Provided by Faith Comes by Hearing

Or check out the Ulau-Suain 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): Marginally Reached People Group, (LPI: 4), 3% to 6% 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 Suain:
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 Suain 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 Suain:
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 Suain 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 Suain:
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 Suain of Papua New Guinea

Hear, O LORD, and be merciful to me! O LORD, be my helper!
readPsalm 30:10

Pray that people in the depths of despair and suffering and living outside of relationship with Christ will cry out to the Lord and find help, peace, and joy in Him.

For the word of God is living and active, sharper than any two-edged sword, piercing to the division of soul and of spirit, of joints and of marrow, and discerning the thoughts and intentions of the heart.
readHebrews 4:12

Pray for God's Word to be accessible to everyone in this people group in a way they will resonate with so that many will engage with it, receive it, and share it with others.

In my Father's house are many rooms. If it were not so, would I have told you that I go to prepare a place for you?
readJohn 14:2-3

Pray that as people place their faith in Christ, they will persevere in hope, remembering that Jesus went to prepare a place for them to be with Him for eternity!

For so the Lord has commanded us, saying, “‘I have made you a light for the Gentiles, that you may bring salvation to the ends of the earth.’”
readActs 13:47

Pray that as people come to faith, they will follow the Lord's leading to go to their neighbors and share the treasure they found in Christ.

Suain Across Countries (ROP3 - 109561) 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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