The Mari of Papua New Guinea

The Mari of Papua New Guinea, numbering approximately 1,700 people, are No Longer Unreached. They are described as an indigenous ethnic group of Papua New Guinea, Madang province: upper Ramu River They are an Indigenous people, with Mari (Papua New Guinea) as their ethnic/kinship group and are in the New Guinea people cluster of the Pacific Islander Peoples. Their primary religion is Animism. They primarily speak Mari (PNG, Madang Province).

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

Fast Facts*:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Mari (PNG, Madang Province) (hob)
Primary Religion(s): Animism
Population: 1,700
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG010185
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Pray for the Mari 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: Animism
Religious Affiliation: Ethnoreligion

95%
%

Dig Deeper (Language):

Primary Language: Mari (PNG, Madang Province)
Language Family: Austronesian

100%
%

Media Resources in Mari (PNG, Madang Province):

Films:

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Bible Resources in Mari (PNG, Madang Province):

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Or check out the Mari (PNG, Madang Province) 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): Moderately Reached People Group, (LPI: 5), 6% to 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 Mari:
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 Mari 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 Mari:
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 Mari 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 Mari:
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 Mari of Papua New Guinea

He went to him and bound up his wounds, pouring on oil and wine. Then he set him on his own animal and brought him to an inn and took care of him
readLuke 10:34

Pray that the lost among them will experience the kind of compassion Jesus taught His followers to show others, and that they will trust in Him because He is the one who brings healing to the broken and lost.

But those that were sown on the good soil are the ones who hear the word and accept it and bear fruit, thirtyfold and sixtyfold and a hundredfold.
readMark 4:20

Pray that those who have never encountered the gospel will have the opportunity to receive it, and that it will fall on good soil and bear much fruit.

And he said to them, “You have a fine way of rejecting the commandment of God in order to establish your tradition!"
readMark 7:9

Pray that as men, women, boys, and girls place their faith in Christ, they will let go of any traditions that do not honor Him.

Let them praise his name with dancing, making melody to him with tambourine and lyre!
readPsalm 149:3

Pray that God will send His people across cultures to share the gospel so that those who don't yet know the truth about Him might praise His name and share the hope of Christ with others.

Mari Across Countries (ROP3 - 106329) 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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