Prototype rebuild by the IMB Innovation Team. The official site is peoplegroups.org.

People group profile · PG022884

The Tonsawang of Indonesia

The Tonsawang of Indonesia, numbering about 37,000 people, are No Longer Unreached. They are one of nine Minahasan peoples of North Sulawesi, Indonesia, centered on the town of Tombatu, sharing the broader Minahasan confederation's traditional Rumah Walewangko stilt houses and karai and wuyang dress.

They are an indigenous people in the Minahasa-Sangir of Sulawesi people cluster of the Malay Peoples. Their primary religion is Protestantism, and they primarily speak Tonsawang.

Pray for the TonsawangPrint profile

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

Fast facts

Country
Indonesia
Population
37,000
Affinity group
Asian Pacific Rim Peoples
People cluster
Minahasa-Sangir of Sulawesi
Primary language
Tonsawang (tnw)
Primary religion
Protestantism
Strategic Progress Index ?
No Longer Unreached
Evangelical
10% or Greater but Less than 15%
GSEC ?
10% or Greater Evangelical
Lostness priority ?
Moderately Reached People Group
Region
South-Eastern Asia, Asia
Location
North Sulawesi province: Minahasa Tenggara regency; north area near Ronoketang town

Where they live

Gospel status

The Tonsawang 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 Tonsawang

  • 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

Protestantism · Christianity

Primary language

Tonsawang · Austronesian family

75% speak Tonsawang

Gospel resources in Tonsawang

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

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

Pray for the Tonsawang

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

Download a prayer guide

Know something we don't? Submit updates to IMB Global Research.