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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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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

When he saw the crowds, he had compassion for them, because they were harassed and helpless, like sheep without a shepherd.
readMatthew 9:36

Pray that those who have no hope and are in need of a Savior will be comforted by the Good Shepherd, who seeks to gather the lost and weary into His care.

The God who made the world and everything in it, being Lord of heaven and earth, does not live in temples made by man, nor is he served by human hands, as though he needed anything, since he himself gives to all mankind life and breath and everything.
readActs 17:24-25

Pray that the good news will reach everyone in this people group and that many will come to know and serve the one true God who made the world and everything in it and lives today.

Therefore, as you received Christ Jesus the Lord, so walk in him, rooted and built up in him and established in the faith, just as you were taught, abounding in thanksgiving.
readColossians 2:6-7

Pray that as people place their faith in Christ, they will be rooted and built up in Him, abounding in thanksgiving for the grace and mercy He has shown them.

I praise you, for I am fearfully and wonderfully made. Wonderful are your works; my soul knows it very well.
readPsalm 139:14

Praise God for His creativity and power, and pray that He will raise up men and women from among them who are in awe of all He has done and want to go share the hope of Christ with others.

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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