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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

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

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.

Again, the kingdom of heaven is like a merchant in search of fine pearls, who, on finding one pearl of great value, went and sold all that he had and bought it.
readMatthew 13: 45-46

Pray that they will recognize the treasure of knowing Christ Jesus and be willing to give up everything else to gain Him.

But you are a chosen race, a royal priesthood, a holy nation, a people for his own possession, that you may proclaim the excellencies of him who called you out of darkness into his marvelous light.
read1 Peter 2:9

Pray that as people place their faith in Christ, they will embrace their identity as God's chosen people, royal priests, and holy nation, living out their faith with purity and devotion.

The light shines in the darkness, and the darkness has not overcome it.
readJohn 1:5

Pray that when discouraging days come, those who cross cultures for the sake of the gospel will be comforted as they remember that the light of Christ is stronger than the darkness that surrounds them.

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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