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

Be still, and know that I am God. I will be exalted among the nations, I will be exalted in the earth!
readPsalm 46:10

Pray that those who do not yet worship Jesus will be still and know that He is God, that He will be exalted among them and in all the earth.

Again, the kingdom of heaven is like a merchant in search of fine pearls, who, on finding one pearl of great value, went and sold all that he had and bought it.
readMatthew 13: 45-46

Pray that they will recognize the treasure of knowing Christ Jesus and be willing to give up everything else to gain Him.

And many nations shall join themselves to the LORD in that day, and shall be my people. And I will dwell in your midst, and you shall know that the LORD of hosts has sent me to you.
readZechariah 2:11

Pray that as people place their faith in Christ, they will have a heart that longs to see all people from all parts of the world worshiping Jesus as He deserves.

I will give thanks to you, O Lord, among the peoples; I will sing praises to you among the nations.
readPsalm 57:9

Pray that God will raise up believers among them who will boldly go and share the gospel with people nearby and with those far away.

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

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountryPopulationStrategic Progress Index ▼LanguageReligion
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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