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The Ak of Papua New Guinea

The Ak of Papua New Guinea, numbering approximately 275 people, are No Longer Unreached. They are an indigenous ethnic group of Papua New Guinea. They mostly adhere to Animism and Guriaso is their primary language.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Guriaso (grx)
Primary Religion(s): Animism
Population: 275
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG009667
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Pray for the Ak 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: Animism
Religious Affiliation: Ethnoreligion

70%
%
Animism Adherents

Dig Deeper (Language):

Primary Language: Guriaso
Language Family: Muno

96%
%
Muno Speakers

Media Resources in Guriaso:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Guriaso:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Guriaso bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Ak 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 Ak:
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 Ak of Papua New Guinea

But God, being rich in mercy, because of the great love with which he loved us, even when we were dead in our trespasses, made us alive together with Christ—by grace you have been saved.
readEphesians 2:4-5

Pray that those who have not yet received new life will be made alive together with Christ, saved by grace and raised up with Him to newness of life.

Oh how I love your law! It is my meditation all the day.
readPsalm 119:97

Pray that the lost will have access to God's Word in their language and treasure it deeply, meditating on God's promises and precepts.

And these words that I command you today shall be on your heart. You shall teach them diligently to your children, and shall talk of them when you sit in your house, and when you walk by the way, and when you lie down, and when you rise.
readDeuteronomy 6:6-7

Pray that as people place their faith in Christ, they will hide God's Word in their hearts, let it shape their conversations and daily lives, and pass on their faith to the next generation.

Oh give thanks to the LORD; call upon his name; make known his deeds among the peoples!
readPsalm 105:1

Pray that many among them will call on the name of Jesus, develop a heart for the nations, and go to places where the gospel has not yet been received.

Ak Across Countries (ROP3 - 100176) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountryPopulationStrategic Progress Index ▲LanguageReligion
AkPG009667AkPapua New Guinea275No Longer UnreachedGuriasoAnimism

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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