The Tongans of Tonga

The Tongans of Tonga, numbering approximately 101,000 people, are No Longer Unreached. They are described as a Polynesian ethnic group indigenous to the island nation of Tonga in the south Pacific They are an Indigenous people, with Tongan as their ethnic/kinship group and are in the Polynesian people cluster of the Pacific Islander Peoples. Their primary religion is Protestantism. They primarily speak Tongan.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Tonga
People Cluster: Polynesian
Primary Language(s): Tongan (ton)
Primary Religion(s): Protestantism
Population: 101,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG018315
View on Joshua Project

Pray for the Tongans of Tonga

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.

Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Tongan
Language Family: Austronesian

100%
%
Tongan Speakers

Media Resources in Tongan:

Films:

Bible Resources in Tongan:

Or check out the Tongan bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 2), which means there are less than 2% evangelical Christian populations among which there are no known efforts focused on establishing self-sustaining churches consistent with evangelical faith and practice.
Lostness Priority Index (LPI): Significantly Reached People Group, (LPI: 6), > 20% Evangelical.
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical (GSEC: 6), this people group is greater than or equal to 10% evangelical

Next steps for the Tongans:
Begin signifcant prayer and fasting for this group
Send cross-cultural teams to discover and research this people group
Begin gospel seed sowing and church planting among this group

SPI: Unreached yet Engaged

The Tongans are Engaged yet Unreached, which means there are less than 2% evangelical Christian populations but there are sustained efforts at establishing self-sustaining churches consistent with evangelical faith and practice.

Next steps for the Tongans:
Continue prayer and fasting for this group
Continue gospel seed sowing and church planting among this group
Begin training up local leaders to lead and develop strategies to reach their own people

SPI: No longer Unreached

The Tongans 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 Tongans:
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 Tongans of Tonga

For God is the King of all the earth; sing praises with a psalm!
readPsalm 47:7

Pray for those who live for idols that will never satisfy their hearts, asking that someone will tell them that God is the King of all the earth so that they will turn to Him in repentance and praise.

Declare his glory among the nations, his marvelous works among all the peoples!
readPsalm 96:3

Pray for people to hear and believe the good news of Jesus and joyfully share it with their family and friends.

And these words that I command you today shall be on your heart. You shall teach them diligently to your children, and shall talk of them when you sit in your house, and when you walk by the way, and when you lie down, and when you rise.
readDeuteronomy 6:6-7

Pray that as people place their faith in Christ, they will hide God's Word in their hearts, let it shape their conversations and daily lives, and pass on their faith to the next generation.

And he said to them, "The harvest is plentiful, but the laborers are few. Therefore pray earnestly to the Lord of the harvest to send out laborers into his harvest."
readLuke 10:2

Ask God to send out laborers into His harvest field, raising up believers from around the world to go and proclaim the kingdom of God with those who need to hear it.

Tongan Across Countries (ROP3 - 110155) reported in the following countries:

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 Definitions page.

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