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PEOPLE GROUP PROFILE

The Sepa of Papua New Guinea

The Sepa of Papua New Guinea, numbering approximately 1,500 people, are No Longer Unreached. They are described as an indigenous ethnic group of Papua New Guinea They are an Indigenous people, with Sepa as their ethnic/kinship group and are in the New Guinea people cluster of the Pacific Islander Peoples. Their primary religion is Protestantism. They primarily speak Sepa (Papua New Guinea).

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Sepa (Papua New Guinea) (spe)
Primary Religion(s): Protestantism
Population: 1,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG010432
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Pray for the Sepa 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: Protestantism
Religious Affiliation: Christianity

37%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Sepa (Papua New Guinea)
Language Family: Austronesian

65%
%
Sepa (Papua New Guinea) Speakers

Media Resources in Sepa (Papua New Guinea):

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Sepa (Papua New Guinea):

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Sepa (Papua New Guinea) bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Sepa 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 Sepa:
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 Sepa of Papua New Guinea

Blessed are those who hunger and thirst for righteousness, for they shall be satisfied.
readMatthew 5:6

Pray for those who are lost to desire righteousness and to be filled with the peace and purpose that only comes from following Jesus.

Sing to God, sing praises to his name; lift up a song to him who rides through the deserts; his name is the LORD; exult before him!
readPsalm 68:4

Pray that many will come to faith in Christ and share the gospel with others so that His salvation will be known among all nations.

My soul thirsts for God, for the living God. When shall I come and appear before God?
readPsalm 42:2

Pray that as people place their faith in Christ, they will thirst for God and be satisfied when they abide in Him.

How beautiful upon the mountains are the feet of him who brings good news, who publishes peace, who brings good news of happiness, who publishes salvation, who says to Zion, "Your God reigns”
readIsaiah 52:7

Pray that God will provide open doors for believers who cross cultures to share the good news of salvation with those who need it. Pray that He will give them joy as they see Him move.

Sepa Across Countries (ROP3 - 108850) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDName ▲CountryPopulationStrategic Progress IndexLanguageReligion
SepaPG010432SepaPapua New Guinea1,500No Longer UnreachedSepa (Papua New Guinea)Protestantism

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 Data Standards section.

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