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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.

Pray Now!
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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

I am the LORD, and there is no other, besides me there is no God; I equip you, though you do not know me, that people may know, from the rising of the sun and from the west, that there is none besides me; I am the LORD, and there is no other.
readIsaiah 45:5-6

Pray that the lost among them will be delivered from the confusion of false beliefs and come to know the one true God who alone brings light and purpose to their lives.

And as Moses lifted up the serpent in the wilderness, so must the Son of Man be lifted up, that whoever believes in him may have eternal life.
readJohn 3:14-15

Pray that the lost will look to Jesus lifted up on the cross and believe in Him, gaining eternal life with God.

Behold, how good and pleasant it is when brothers dwell in unity!
readPsalm 133:1

Pray that as people place their faith in Christ, they will be unified and love one another as God loves them.

Sing to him, sing praises to him; tell of all his wondrous works!
readPsalm 105:2

Pray for God to saturate this place with the gospel and raise up believing men and women from among them to share the good news of Christ with those who have yet to encounter it.

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

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountryPopulation ▼Strategic Progress IndexLanguageReligion
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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