The Mangga Buang of Papua New Guinea

The Mangga Buang of Papua New Guinea, numbering approximately 2,500 people, are No Longer Unreached. They are described as an indigenous ethnic group of Papua New Guinea They are an Indigenous people, with Buang 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 Buang, Mangga.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Buang, Mangga (mmo)
Primary Religion(s): Protestantism
Population: 2,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG010179
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Pray for the Mangga Buang of Papua New Guinea

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Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

70%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Buang, Mangga
Language Family: Austronesian

65%
%
Buang, Mangga Speakers

Media Resources in Buang, Mangga:

Films:

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Bible Resources in Buang, Mangga:

Or check out the Buang, Mangga 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): Significantly Reached People Group, (LPI: 6), > 20% Evangelical.
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical (GSEC: 6), this people group is greater than or equal to 10% evangelical

Next steps for the Mangga Buang:
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 Mangga Buang 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 Mangga Buang:
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 Mangga Buang 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 Mangga Buang:
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 Mangga Buang of Papua New Guinea

But I say to you, Love your enemies and pray for those who persecute you, so that you may be sons of your Father who is in heaven. For he makes his sun rise on the evil and on the good, and sends rain on the just and on the unjust.
readMatthew 5:44-45

Pray for those who don't know Jesus to encounter believers who are kind and compassionate and that their imitation of Christ will serve as a testimony that attracts lost people to Jesus.

Children, obey your parents in the Lord, for this is right. “Honor your father and mother” (this is the first commandment with a promise).
readEphesians 6:1-2

Pray that God will bring young men and women to faith in Jesus and that the fruit of their faith will be a powerful testimony as they honor their parents.

This God - his way is perfect; the word of the LORD proves true; he is a shield for all those who take refuge in him.
readPsalm 18:30

Pray that as people place their faith in Christ, they will have access to His Word and the ability to understand it, so that they can grow in their faith and find refuge in Him.

And if a son of peace is there, your peace will rest upon him. But if not, it will return to you.
readLuke 10:6

Pray that, as people come to faith in Christ and want to share it with others, they will be welcomed into homes and received well so that they can share message of hope with many people.

Buang, Mangga Across Countries (ROP3 - 106255) 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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