Download the People Group List (16 languages .csv)

Amharic - አማርኛ | Arabic - عربي
Bengali - বাংলা | Chinese (Simplified) - 中文（简体）
Chinese (Traditional) - 中文（繁體) | French - Français
German - Deutsch | Gujarati - ગુજરાતી
Hindi - हिन्दी | Indonesian - Bahasa Indonesia
Korean - 한국어 | Nepali - नेपाली
Portuguese - Português | Russian - Русский
Spanish - Español | Tagalog / Filipino
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The Ambai of Indonesia

The Ambai of Indonesia, numbering approximately 12,000 people, are No Longer Unreached. They are a Yapen people of Papua's eastern Yapen coast and nearby Ambai islands, historically linked to regional trade and coastal livelihoods. They mostly adhere to Sunni Islam and Ambai is their primary language.

Photo by Google. (2025). Image generated by Gemini 2.5 Flash: Ambai

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Ambai (amk)
Primary Religion(s): Sunni Islam
Population: 12,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022442
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Pray for the Ambai 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.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Sunni Islam
Religious Affiliation: Islam

50%
%
Sunni Islam Adherents

Dig Deeper (Language):

Primary Language: Ambai
Language Family: Austronesian

76%
%
Ambai Speakers

Media Resources in Ambai:

Films:
TitleLink
JESUSView Film

1 film

Provided by the Jesus Film Project

View all resources

Bible Resources in Ambai:

Bible Name (Translation)VideoAudioText
2010 Wycliffe Bible Translators, Inc✓✓

1 entry

Provided by Faith Comes by Hearing

Or check out the Ambai bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Ambai 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 Ambai:
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 Ambai of Indonesia

For all the gods of the peoples are worthless idols, but the LORD made the heavens.
readPsalm 96:5

Pray that those who are seeking after worthless idols will not be satisfied until they seek the truth and find it in Christ.

The LORD watches over the sojourners; he upholds the widow and the fatherless, but the way of the wicked he brings to ruin.
readPsalm 146:9

Pray for God to watch over people, wherever they are, and cause them to meet believers who will share the gospel with them clearly and lovingly.

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.

Surely goodness and mercy shall follow me all the days of my life, and I shall dwell in the house of the LORD forever.
readPsalm 23:6

Ask God to raise up believers who will share the hope that, for those who trust in Christ, goodness and love will follow them all the days of their lives, and they will dwell in the house of the Lord forever.

Ambai Across Countries (ROP3 - 100262) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountryPopulation ▼Strategic Progress IndexLanguageReligion
AmbaiPG022442AmbaiIndonesia12,000No Longer UnreachedAmbaiSunni Islam

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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