People group profile · PG025082
The Tanda Mayo of Guinea
The Tanda Mayo of Guinea, numbering about 2,400 people, are Engaged yet Unreached. They are one of several ethnic groups related to the Tenda (Tanda) in eastern Senegal, Guinea, and Guinea-Bissau.
They are an indigenous people in the Atlantic people cluster of the Sub-Saharan African Peoples. Their primary religion is Folk Islam, and they primarily speak Bassari.

Fast facts
- Country
- Guinea
- Population
- 2,400
- Affinity group
- Sub-Saharan African Peoples
- People cluster
- Atlantic
- Primary language
- Bassari (bsc)
- Primary religion
- Folk Islam
- Strategic Progress Index
- Engaged yet Unreached
- Evangelical
- Less than 2%
- GSEC
- Less than 2% Evangelical, No Recent CP Activity
- Lostness priority
- Expanding Unreached People Group
- Region
- Western Africa, Africa
Where they live
Gospel status
The Tanda Mayo are Engaged yet Unreached, which means fewer than 2% are evangelical Christians, but there are sustained efforts to establish self-sustaining churches consistent with evangelical faith and practice. In GSEC terms, this people group is less than 2% evangelical, some evangelical resources are available, but there has been no active church planting among them within the past two years.
- Congregations exist Yes
- Church planting in the last two years No Churches Planted
Next steps for the Tanda Mayo
- 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
Primary religion
Folk Islam · Islam
80% adherents
Primary language
Bassari · Atlantic-Congo family
100% speak Bassari
Gospel resources in Bassari
- Bible available
- JESUS Film available
- Radio programs not available
- Gospel recordings available
- Audio resources available
- Bible stories not available
Films
- JESUS (Oniyan)
Bibles
- 2016 Ligue Biblique Internationale · video, audio, text
Find more at the JESUS Film Project, Bible.com and Faith Comes by Hearing.
Pray for the Tanda Mayo
- Romans 10:14–15. Ask God to send messengers, so that people can hear, believe and call on the name of the Lord.
- Matthew 9:37–38. Ask the Lord of the harvest to send out laborers into his harvest field.
- 2 Timothy 2:2. Pray for faithful local leaders who will teach others, so that the church multiplies.
- Ephesians 5:8. Pray that those walking in darkness will turn to the light and live as children of light.
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