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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.

Pray Now!
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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

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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

Every word of God proves true; he is a shield to those who take refuge in him.
readProverbs 30:5

Pray that those who don't yet know God will trust the flawless Word of God and seek refuge in Him, finding hope and salvation instead of remaining in spiritual darkness.

For your steadfast love is great to the heavens, your faithfulness to the clouds.
readPsalm 57:10

Pray that God will work, even in the hearts of hard-to-reach people, and that they will rejoice in His steadfast love and faithfulness.

More than that, we also rejoice in God through our Lord Jesus Christ, through whom we have now received reconciliation.
readRomans 5:11

Pray that as people place their faith in Christ, they will rejoice in what God has done for them and will help others know how they can also be reconciled to God.

At the same time, pray also for us, that God may open to us a door for the word, to declare the mystery of Christ...that I may make it clear, which is how I ought to speak.
readColossians 4:3-4

Ask God to open doors for believers to share the gospel and help them communicate it clearly so that more people will understand the mystery of Christ and turn to follow Him.

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

Strategic Progress Index
All

1 people group

PhotoPeople Group ID ▲NameCountryPopulationStrategic 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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