| Language | Population | Country | Religion | Christian | Evangelical | NT | Engaged |
|---|---|---|---|---|---|---|---|
| Mende | 1,692,000 | Sierra Leone | Islam | 13% | 7% | Complete | Engaged |
| Arabic, Najdi Spoken | 1,687,000 | Syria | Islam | 0.00% | 0.00% | Incomplete | Engaged |
| Haya | 1,681,000 | Tanzania | Christianity | 81% | 21% | Complete | Engaged |
| Zhuang, Zuojiang | 1,673,000 | China | Ethnic | 0.20% | 0.14% | Incomplete | Engaged |
| Zhuang, Liujiang | 1,671,000 | China | Ethnic | 0.50% | 0.35% | Incomplete | Engaged |
| Sotho, Southern | 1,669,000 | Lesotho | Christianity | 94% | 12% | Complete | Engaged |
| Portuguese | 1,665,000 | South Africa | Christianity | 94% | 3% | Complete | Engaged |
| Ho | 1,652,000 | India | Hinduism | 1% | 0.00% | Complete | Engaged |
| Arabic, Algerian Spoken | 1,642,000 | Egypt | Islam | 0.02% | 0.01% | Complete | Engaged |
| Bodo | 1,640,900 | India | Hinduism | 10% | 0.00% | Complete | Engaged |
| Nande | 1,627,000 | Congo, DR | Christianity | 98% | 24% | Complete | Engaged |
| Albanian, Gheg | 1,626,000 | Kosovo | Islam | 2% | 0.20% | Complete | Engaged |
| Koongo | 1,623,000 | Congo, DR | Christianity | 98% | 18% | Complete | Engaged |
| Turkmen | 1,615,000 | Afghanistan | Islam | 0.00% | 0.00% | Complete | Engaged |
| Malagasy, Sakalava | 1,611,000 | Madagascar | Ethnic | 35% | 2% | Incomplete | Engaged |
| Pidgin, Nigerian | 1,607,000 | Nigeria | Christianity | 56% | 24% | Incomplete | Engaged |
| Zhuang, Guibei | 1,607,000 | China | Ethnic | 0.50% | 0.35% | Incomplete | Engaged |
| Vietnamese | 1,605,000 | United States | Buddhism | 9% | 2% | Complete | Engaged |
| Lubukusu | 1,600,000 | Kenya | Christianity | 98% | 55% | Complete | Engaged |
| Nupe-Nupe-Tako | 1,572,000 | Nigeria | Islam | 5% | 2% | Complete | Engaged |
| Bashkort | 1,565,000 | Russia | Islam | 6% | 0.90% | Incomplete | Engaged |
| Tibetan, Khams | 1,558,000 | China | Buddhism | 0.05% | 0.05% | Incomplete | Engaged |
| Zande | 1,558,000 | Congo, DR | Christianity | 94% | 30% | Complete | Engaged |
| German, Standard | 1,525,000 | United States | Christianity | 64% | 2% | Complete | Engaged |
| Chinese, Mandarin | 1,524,000 | Singapore | Buddhism | 12% | 8% | Complete | Engaged |
| Gamo | 1,521,000 | Ethiopia | Christianity | 85% | 49% | Complete | Engaged |
| Tigre | 1,518,000 | Eritrea | Islam | 0.09% | 0.05% | Complete | Engaged |
| Batak Simalungun | 1,515,000 | Indonesia | Christianity | 65% | 9% | Complete | Engaged |
| Piemontese | 1,504,000 | Italy | Christianity | 80% | 1% | Complete | Engaged |
| Tamazight, Central Atlas | 1,501,000 | Algeria | Islam | 0.38% | 0.38% | Incomplete | Engaged |
| Kituba | 1,488,000 | Congo | Christianity | 95% | 21% | Complete | Engaged |
| Japanese | 1,480,000 | Brazil | Christianity | 64% | 15% | Complete | Engaged |
| Tswa | 1,480,000 | Mozambique | Ethnic | 40% | 6% | Complete | Engaged |
| Ewe | 1,477,000 | Togo | Christianity | 87% | 16% | Complete | Engaged |
| Malagasy, Tesaka | 1,477,000 | Madagascar | Ethnic | 28% | 2% | Incomplete | Engaged |
| Arabic, Najdi Spoken | 1,474,000 | Iraq | Islam | 0.00% | 0.00% | Incomplete | Engaged |
| Ngbaka | 1,467,000 | Congo, DR | Christianity | 99% | 24% | Complete | Engaged |
| Ha | 1,464,000 | Tanzania | Ethnic | 37% | 8% | Incomplete | Engaged |
| Meitei | 1,457,020 | India | Hinduism | 0.21% | 0.01% | Complete | Engaged |
| Korean | 1,457,000 | United States | Christianity | 35% | 17% | Complete | Engaged |
| Chinese, Min Nan | 1,452,000 | Thailand | Secular | 4% | 2% | Complete | Unengaged |
| Arabic, Mesopotamian Spoken | 1,450,000 | Iran | Islam | 0.30% | 0.10% | Incomplete | Engaged |
| Tarifit | 1,433,000 | Morocco | Islam | 0.03% | 0.00% | Complete | Engaged |
| Pidgin, Cameroon | 1,432,000 | Cameroon | Christianity | 67% | 16% | Complete | Engaged |
| Chinese, Min Nan | 1,430,000 | Indonesia | Ethnic | 35% | 5% | Complete | Engaged |
| Tamang, Eastern | 1,426,370 | Nepal | 3% | 0.01% | Complete | Engaged | |
| Khasi | 1,424,510 | India | Christian | 81% | 0.00% | Complete | Engaged |
| Chuvash | 1,418,000 | Russia | Christianity | 50% | 1% | Complete | Engaged |
| Quechua, South Bolivian | 1,417,000 | Argentina | Christianity | 99% | 4% | Complete | Engaged |
| Newar | 1,412,000 | Nepal | 0.45% | 0.00% | Complete | Engaged |