The Wahau Kayan of Indonesia

The Wahau Kayan of Indonesia, numbering approximately 900 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They are an Indigenous people, in the Borneo-Kalimantan people cluster of the Malay Peoples affinity bloc. Their primary religion is Ethnoreligion - Animism. They primarily speak Kayan, Wahau.

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

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Indonesia
People Cluster: Borneo-Kalimantan
Primary Language(s): Kayan, Wahau (whu)
Primary Religion(s): Ethnoreligion - Animism
Population: 900
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG022620
View on Joshua Project

Pray for the Wahau Kayan of Indonesia

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Dig Deeper (Religion):

Primary Religion: Ethnoreligion - Animism
Religious Affiliation: Ethnoreligion

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Dig Deeper (Language):

Primary Language: Kayan, Wahau
Language Family: Bookkeeping

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Media Resources in Kayan, Wahau:

Films:

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Bible Resources in Kayan, Wahau:

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Or check out the Kayan, Wahau bible resources at Bible.com

Linked from YouVersion

Next steps for the Wahau Kayan

The Wahau Kayan 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 Wahau Kayan

The Wahau Kayan 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 Wahau Kayan

The Wahau Kayan 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 Wahau Kayan of Indonesia

Just so, I tell you, there will be more joy in heaven over one sinner who repents than over ninety-nine righteous persons who need no repentance.
readLuke 15:7

Pray that God will convict the lost of their sin, give them an urgency to run to Him for forgiveness, and feel His welcoming arms around them when they turn to Him.

As for what was sown on good soil, this is the one who hears the word and understands it. He indeed bears fruit and yields, in one case a hundredfold, in another sixty, and in another thirty.
readMatthew 13:23

Pray that their hearts will have good soil that receives the Word, understands it, and bears fruit for God's kingdom.

And God has appointed in the church first apostles, second prophets, third teachers, then miracles, then gifts of healing, helping, administrating, and various kinds of tongues.
read2 Corinthians 12:28

Pray that as people place their faith in Christ, they will grow in the spiritual gifts God has given them and use these gifts to glorify Him and build up the Church.

After this I looked, and behold, a great multitude that no one could number, from every nation, from all tribes and peoples and languages, standing before the throne and before the Lamb, clothed in white robes, with palm branches in their hands, and crying out with a loud voice, “Salvation belongs to our God who sits on the throne, and to the Lamb!”
readRevelation 7:9-10

Pray that the promise in Revelation 7:9-10 will encourage believers from among them or from nearby people groups to share the gospel with people who have never learned it.

Kayan, Wahau (ROP3 - 104782) reported in the following countries:

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 Definitions page.

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