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PEOPLE GROUP PROFILE

The Kayan River Kayan of Indonesia

The Kayan River Kayan of Indonesia, numbering approximately 3,700 people, are No Longer Unreached. They are a people of Indonesia (Kalimantan). They are an Indigenous people in the Borneo-Kalimantan people cluster of the Malay Peoples affinity bloc. Their primary language is Kayan, Kayan River and their primary religion is Protestantism.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Borneo-Kalimantan
Primary Language(s): Kayan, Kayan River (xkn)
Primary Religion(s): Protestantism
Population: 3,700
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022572
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Pray for the Kayan River Kayan of Indonesia

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: Protestantism
Religious Affiliation: Christianity

50%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Kayan, Kayan River
Language Family: Austronesian

76%
%
Kayan, Kayan River Speakers

Media Resources in Kayan, Kayan River:

Films:

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Bible Resources in Kayan, Kayan River:

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Or check out the Kayan, Kayan River bible at Bible.com

Linked from YouVersion

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Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 2), 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.
Lostness Priority Index (LPI): Moderately Reached People Group, (LPI: 5), 6% to 20% Evangelical.
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical (GSEC: 6), this people group is greater than or equal to 10% evangelical

Next steps for the Kayan River Kayan:
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

SPI: Unreached yet Engaged

The Kayan River 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.

Next steps for the Kayan River Kayan:
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

SPI: No longer Unreached

The Kayan River 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.

Next steps for the Kayan River Kayan:
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 Kayan River Kayan of Indonesia

And when you fast, do not look gloomy like the hypocrites, for they disfigure their faces that their fasting may be seen by others. Truly, I say to you, they have received their reward.
readMatthew 6:16

Pray that those who live to please men and not God will turn from the emptiness of seeking approval from others and find true satisfaction in the treasure of a personal relationship with God.

Jesus said to him, “I am the way, and the truth, and the life. No one comes to the Father except through me."
readJohn 14:6

Pray that those who are searching for a way to God and desiring truth will encounter the good news of eternal life and accept it.

Count it all joy, my brothers, when you meet trials of various kinds, for you know that the testing of your faith produces steadfastness.
readJames 1:2-3

Pray that as people place their faith in Christ, they will consider it pure joy when they face trials of many kinds, trusting in God's promise that the testing of their faith produces perseverance.

For I am not ashamed of the gospel, for it is the power of God for salvation to everyone who believes, to the Jew first and also to the Greek.
readRomans 1:16

Pray that God will raise up sons and daughters who, like Paul, will be bold to share the gospel across cultural barriers so that many might receive salvation.

Kayan, Kayan River Across Countries (ROP3 - 104780) 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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