The Dia of Papua New Guinea

The Dia of Papua New Guinea, numbering approximately 3,700 people, are No Longer Unreached. They are an indigenous ethnic group of Papua New Guinea They are an Indigenous people, in the New Guinea people cluster of the Pacific Islander Peoples affinity bloc. Their primary religion is Christianity - Roman Catholicism. They primarily speak Dia.

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

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Dia (dia)
Primary Religion(s): Christianity - Roman Catholicism
Population: 3,700
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG009859
View on Joshua Project

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.

Dig Deeper (Religion):

Primary Religion: Christianity - Roman Catholicism
Religious Affiliation: Christianity

%
Christianity - Roman Cath… Adherents

Dig Deeper (Language):

Primary Language: Dia
Language Family: Nuclear Torricelli

%
Dia Speakers

Media Resources in Dia:

Films:

No entries found for: Dia(dia). Help build some!

Bible Resources in Dia:

Or check out the Dia bible resources at Bible.com

Linked from YouVersion

Next steps for the Dia

The Dia are Unengaged and Unreached, 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.

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

Next steps for the Dia

The Dia 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.

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

Next steps for the Dia

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.

Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting among this group
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 by him all things were created, in heaven and on earth, visible and invisible, whether thrones or dominions or?rulers?or authoritiesóall things were created through him and for him.
readColossians 1:16

Pray for those who are lost among them, that they will come to know the One who created all things and holds all things together.

O LORD, how manifold are your works! In wisdom have you made them all; the earth is full of your creatures.
readPsalm 104:24

Pray that they will see the wisdom and power of God in His creation and praise Him for His mighty works.

There is neither Jew nor Greek, there is neither slave nor free, there is no male and female, for you are all one in Christ Jesus.
readGalatians 3:28

Pray that as people place their faith in Christ, they will be united in Christ across all differences of ethnicity, social status, and gender.

And when Jesus finished these sayings, the crowds were astonished at his teaching, for he was teaching them as one who had authority, and not as their scribes.
readMatthew 7:28-29

Pray that God will remind believers that they have His authority as they share His truth with the lost, and pray He will draw crowds of people to this message and plant it deeply in their hearts.

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

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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