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The Mendalam Kayan of Indonesia

The Mendalam Kayan of Indonesia, numbering approximately 2,800 people, are No Longer Unreached. They are an indigenous Kayan people of West Kalimantan whose homeland lies along the Mendalam River, traditionally living in riverbank longhouses and practicing upland rice cultivation, hunting, and fishing. They mostly adhere to Protestantism and Mendalam Kayan is their primary language.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Borneo-Kalimantan
Primary Language(s): Mendalam Kayan (xkd)
Primary Religion(s): Protestantism
Population: 2,800
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022584
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Pray for the Mendalam 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: Mendalam Kayan
Language Family: Austronesian

76%
%
Kayan, Mendalam Speakers

Media Resources in Mendalam Kayan:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Mendalam Kayan:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Mendalam Kayan bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Mendalam 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 Mendalam 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 Mendalam Kayan of Indonesia

The Lord is a stronghold for the oppressed, a stronghold in times of trouble. And those who know your name put their trust in you, for you, O Lord, have not forsaken those who seek you.
readPsalm 9:9-10

Pray that God will help those who are oppressed and without hope to hear the good news of Jesus and trust in Him, for He has never forsaken those who seek Him.

Sing to the LORD, bless his name; tell of his salvation from day to day.
readPsalm 96:2

Pray that gospel resources will reach this generation so that they will receive the good news and sing to the LORD, bless His name, and tell of His salvation each day.

Praising God and having favor with all the people. And the Lord added to their number day by day those who were being saved.
readActs 2:47

Pray that as people place their faith in Christ, God will use their faith and their church community as a testimony to the watching world and grow His Church.

He restores my soul. He leads me in paths of righteousness for his name’s sake.
readPsalm 23:3

Pray for believers to go and share the gospel with others here. Ask that God will restore their souls and lead them in paths of righteousness for His name's sake.

Kayan, Mendalam Across Countries (ROP3 - 104781) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountry ▲PopulationStrategic Progress IndexLanguageReligion
Mendalam KayanPG022584Mendalam KayanIndonesia2,800No Longer UnreachedMendalam KayanProtestantism

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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