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People group profile · PG022920

The Gresi of Indonesia

The Gresi of Indonesia, numbering about 4,100 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia.

They are an indigenous people in the New Guinea people cluster of the Pacific Islander Peoples. Their primary religion is Animism, and they primarily speak Indonesian.

Pray for the GresiPrint profile

AI-generated illustration representing the Gresi people
AI-generated illustration, not a photograph. Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Gresi

Fast facts

Country
Indonesia
Population
4,100
Affinity group
Asian Pacific Rim Peoples
People cluster
New Guinea
Primary language
Indonesian (ind)
Primary religion
Animism
Strategic Progress Index ?
No Longer Unreached
Evangelical
15% or Greater but Less than 20%
GSEC ?
10% or Greater Evangelical
Lostness priority ?
Moderately Reached People Group
Region
South-Eastern Asia, Asia
Location
Papua province: Jayapura regency, Bring, Hawa, Ibub, Klaysu, Sunna, Tabangkwari, and Yansu villages

Where they live

Gospel status

The Gresi are No Longer Unreached, which means 2% or more are evangelical Christians. In GSEC terms, this people group is greater than or equal to 10% evangelical.

  • Congregations exist Yes
  • Church planting in the last two years No Churches Planted

Next steps for the Gresi

  • Pray for the churches among this group to grow in faithfulness and maturity
  • Equip believers to reach the unreached peoples around them
  • Send out laborers from this people to the nations

Primary religion

Animism · Ethnoreligion

80% adherents

Primary language

Indonesian · Austronesian family

100% speak Indonesian

Gospel resources in Indonesian

  • Bible available, published 2017
  • JESUS Film available
  • Radio programs available
  • Gospel recordings available
  • Audio resources available
  • Bible stories not available

Films

Bibles

Find more at the JESUS Film Project, Bible.com and Faith Comes by Hearing.

Pray for the Gresi

  1. Ephesians 5:8. Pray that those walking in darkness will turn to the light and live as children of light.
  2. Romans 10:14–15. Ask God to send messengers, so that people can hear, believe and call on the name of the Lord.
  3. Matthew 9:37–38. Ask the Lord of the harvest to send out laborers into his harvest field.
  4. 2 Timothy 2:2. Pray for faithful local leaders who will teach others, so that the church multiplies.

Download a prayer guide

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