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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

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.

Let the children come to me; do not hinder them, for to such belongs the kingdom of God.
readMark 10:14b

Praise Jesus for the way He loves children, asking that many will learn the truth about Him and come to Him unhindered.

And day by day, attending the temple together and breaking bread in their homes, they received their food with glad and generous hearts, praising God and having favor with all the people. And the Lord added to their number day by day those who were being saved.
readActs 2:46-47

Pray that as people place their faith in Christ, they will be devoted to the teaching of God's Word, to fellowship with one another, and to prayer.

Sing to him, sing praises to him; tell of all his wondrous works!
readPsalm 105:2

Pray for God to saturate this place with the gospel and raise up believing men and women from among them to share the good news of Christ with those who have yet to encounter it.

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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