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Amharic - አማርኛ | Arabic - عربي
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Chinese (Traditional) - 中文（繁體) | French - Français
German - Deutsch | Gujarati - ગુજરાતી
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Spanish - Espanol | Tagalong / Filipino
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PEOPLE GROUP PROFILE

The Riantana of Indonesia

The Riantana of Indonesia, numbering approximately 2,200 people, are No Longer Unreached. They are an indigenous Papuan ethnolinguistic community of Yos Sudarso (Kimaam) Island in South Papua, Indonesia, speaking the Riantana language, a member of the Kolopom language family. They mostly adhere to Protestantism and Riantana is their primary language.

Photo by Google. (2026). Image generated by Gemini 3.1 Flash Lite: Riantana

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Riantana (ran)
Primary Religion(s): Protestantism
Population: 2,200
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG023028
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Pray for the Riantana 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

53%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Riantana
Language Family: Kolopom

76%
%
Riantana Speakers

Media Resources in Riantana:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Riantana:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Riantana bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Riantana 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 Riantana:
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 Riantana of Indonesia

There is therefore now no condemnation for those who are in Christ Jesus.
readRomans 8:1

Pray that God will reassure those who may be struggling with the cost of following Jesus that there is no condemnation for those who are in Christ Jesus.

Blessed is the man who walks not in the counsel of the wicked, nor stands in the way of sinners, nor sits in the seat of scoffers; but his delight is in the law of the LORD, and on his law he meditates day and night.
readPsalm 1:1-2

Pray that God will call out many sons and daughters from among them and give them a deep love for His Word.

I wait for the LORD, my soul waits, and in his word I hope.
readPsalm 130:5

Pray that as people place their faith in Christ, they will wait on the Lord and have patience and trust, knowing His ways and His timing are always perfect.

For as in one body we have many members, and the members do not all have the same function, so we, though many, are one body in Christ, and individually members one of another.
readRomans 12:4-5

Ask God to send believers to people in other cultures and to help them use their gifts in harmony with others so that the body of Christ may be built up.

Riantana Across Countries (ROP3 - 108372) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDName ▼CountryPopulationStrategic Progress IndexLanguageReligion
RiantanaPG023028RiantanaIndonesia2,200No Longer UnreachedRiantanaProtestantism

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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