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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.

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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

Ah, Lord GOD! It is you who have made the heavens and the earth by your great power and by your outstretched arm! Nothing is too hard for you.
readJerremiah 32:17

Pray that the God who made the heavens and the earth by the power of His outstretched arm, the One who is able to save those who are lost, will show His great love and mercy to those who are walking in darkness.

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.

But when the goodness and loving kindness of God our Savior appeared, he saved us, not because of works done by us in righteousness, but according to his own mercy, by the washing of regeneration and renewal of the Holy Spirit.
readTitus 3:4-5

Pray that as people place their faith in Christ and might struggle with temptation to trust in their own works, they will remember that it is only because of God's mercy that they have been saved.

Therefore take up the whole armor of God, that you may be able to withstand in the evil day, and having done all, to stand firm.
readEphesians 6:13

Pray that God will send believers to the lost of this people group and that, as they share the gospel, they will take up the whole armor of God so that they can stand firm when trials come.

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

Strategic Progress Index
All

1 people group

PhotoPeople Group IDName ▲CountryPopulationStrategic Progress IndexLanguageReligion
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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