The Bosilewa of Papua New Guinea

The Bosilewa of Papua New Guinea, numbering approximately 1,400 people, are No Longer Unreached. They are described as an indigenous ethnic group of Papua New Guinea They are an Indigenous people, with Bosilewa 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 Boselewa.

Photo by Google. (2025). Image generated by Gemini 2.5 Flash: Bosilewa

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Boselewa (bwf)
Primary Religion(s): Protestantism
Population: 1,400
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG009815
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Pray for the Bosilewa 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.

Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

40%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Boselewa
Language Family: Austronesian

100%
%
Boselewa Speakers

Media Resources in Boselewa:

Films:

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Bible Resources in Boselewa:

Or check out the Boselewa bible at Bible.com

Linked from YouVersion

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): 5% or Greater but Less than 10% Evangelical (GSEC: 5), this people group is greater than or equal to 5% evangelical

Next steps for the Bosilewa:
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 Bosilewa 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 Bosilewa:
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 Bosilewa 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 Bosilewa:
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 Bosilewa of Papua New Guinea

I am the LORD; that is my name; my glory I give to no other, nor my praise to carved idols.
readIsaiah 42:8

Pray that lost people will turn from worthless idols to worship the one true God, recognizing that He alone is worthy of all glory and praise.

The God who made the world and everything in it, being Lord of heaven and earth, does not live in temples made by man, nor is he served by human hands, as though he needed anything, since he himself gives to all mankind life and breath and everything.
readActs 17:24-25

Pray that the good news will reach everyone in this people group and that many will come to know and serve the one true God who made the world and everything in it and lives today.

Know therefore that the Lord your God is God, the faithful God who keeps covenant and steadfast love with those who love him and keep his commandments, to a thousand generations.
readDeuteronomy 7:9

Pray that as people place their faith in Christ, they will know God's faithful love and keep His commandments, experiencing His steadfast care.

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.

Bosilewa Across Countries (ROP3 - 101627) 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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