The Aiku of Papua New Guinea

The Aiku of Papua New Guinea, numbering approximately 2,500 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 - Protestantism. They primarily speak Yangum Mon.

Photo by Google. (2025). Image generated by Gemini 2.5 Flash: Aiku

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Yangum Mon (ymo)
Primary Religion(s): Christianity - Protestantism
Population: 2,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG009662
View on Joshua Project

Pray for the Aiku 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 - Protestantism
Religious Affiliation: Christianity

%
Christianity - Protestant… Adherents

Dig Deeper (Language):

Primary Language: Yangum Mon
Language Family: Nuclear Torricelli

%
Yangum Mon Speakers

Media Resources in Yangum Mon:

Films:

No entries found for: Yangum Mon(ymo). Help build some!

Bible Resources in Yangum Mon:

Or check out the Yangum Mon bible resources at Bible.com

Linked from YouVersion

Next steps for the Aiku

The Aiku 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 Aiku

The Aiku 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 Aiku

The Aiku 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 Aiku of Papua New Guinea

And Jesus came and said to them, “All authority in heaven and on earth has been given to me. Go therefore and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit, teaching them to observe all that I have commanded you. And behold, I am with you always, to the end of the age.”
readMatthew 28:16-20

Pray that those who don't yet know Him will encounter the risen Savior and be transformed by the power of His resurrection, becoming disciples who make disciples.

Your kingdom come, your will be done, on earth as it is in heaven.
readMatthew 6:10

Pray that God's will be done on earth as it is in heaven, and that people will seek His kingdom and righteousness above all else, trusting in His provision.

I wait for the LORD, my soul waits, and in his word I hope.
readPsalm 130:5

Pray that as people place their faith in Christ, they will wait on the Lord and have patience and trust, knowing His ways and His timing are always perfect.

To that end, keep alert with all perseverance, making supplication for all the saints, and also for me, that words may be given to me in opening my mouth boldly to proclaim the mystery of the gospel.
readEphesians 6:18b-19

Ask God to give believers He sends to the lost of this people group the boldness and clarity to proclaim the mystery of the gospel in a way that people can understand.

Aiku (ROP3 - 100147) reported in the following countries:

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

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