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The Dia of Papua New Guinea

The Dia of Papua New Guinea, numbering approximately 3,800 people, are No Longer Unreached. They are an indigenous ethnic group of Papua New Guinea. They mostly adhere to Roman Catholicism and Dia is their primary language.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Dia (dia)
Primary Religion(s): Roman Catholicism
Population: 3,800
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG009859
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Pray for the Dia 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: Roman Catholicism
Religious Affiliation: Christianity

67%
%
Roman Catholicism Adherents

Dig Deeper (Language):

Primary Language: Dia
Language Family: Nuclear Torricelli

100%
%
Dia Speakers

Media Resources in Dia:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Dia:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Dia bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Dia 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 Dia:
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 Dia of Papua New Guinea

For you, O LORD, are most high over all the earth; you are exalted far above all gods.
readPsalm 97:9

Pray that those who don't yet know Him will recognize the Lord as the Most High and turn from spiritual darkness to worship Him above all else.

Let the nations be glad and sing for joy, for you judge the peoples with equity and guide the nations upon earth.
readPsalm 67:4

Pray that God will use ways from in-person witnesses to digital gospel resources to bring the joy of His salvation to everyone so that they can be glad in Him and sing for joy.

Those who look to him are radiant, and their faces shall never be ashamed.
readPsalm 34:5

Pray that as people place their faith in Christ, they will see themselves as God sees them, with radiant faces and hearts that have been cleansed of all shame.

And Jesus said to them, "Follow me, and I will make you become fishers of men." And immediately they left their nets and followed him.
readMark 1:17-18

Pray that God will raise up believers from this place and/or other cultures nearby to proclaim the gospel to those who desperately need to encounter it.

Dia Across Countries (ROP3 - 102592) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountryPopulationStrategic Progress Index ▼LanguageReligion
DiaPG009859DiaPapua New Guinea3,800No Longer UnreachedDiaRoman Catholicism

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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