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PEOPLE GROUP PROFILE

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

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.

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Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

70%
%

Dig Deeper (Language):

Primary Language: Buang, Mangga
Language Family: Austronesian

65%
%

Media Resources in Buang, Mangga:

Films:

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Provided by the Jesus Film Project

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Bible Resources in Buang, Mangga:

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Provided by Faith Comes by Hearing

Or check out the Buang, Mangga bible at Bible.com

Linked from YouVersion

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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

And this gospel of the kingdom will be proclaimed throughout the whole world as a testimony to all nations, and then the end will come.
readMatthew 24:14

Pray that the message of hope will reach those who are wandering in darkness, offering them a path to eternal life.

He will tend his flock like a shepherd; he will gather the lambs in his arms; he will carry them in his bosom, and gently lead those that are with young.
readIsaiah 40:11

Pray that the lost will come to know the tender care of the Good Shepherd, who gathers the lambs in His arms and carries them close to His heart.

And he brought him outside and said, "Look toward heaven, and number the stars, if you are able to number them." Then he said to him, "So shall your offspring be.”
readGenesis 15:5

Pray that as people place their faith in Christ, they will trust God to keep His promises.

Now when they heard of the resurrection of the dead, some mocked. But others said, “We will hear you again about this.”
readActs 17:32

Ask God to give those He sends to cross cultures wisdom and discernment as they engage in spiritual conversations with those who are curious about the gospel.

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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