| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Teso | 2,966,670 | Nilo-Saharan | Nilotic | Teso-Turkana | ||
| ● Turkana | 1,142,800 | Nilo-Saharan | Nilotic | Teso-Turkana | ||
| ● Ng'akarimojong | 436,000 | Nilo-Saharan | Nilotic | Teso-Turkana | ||
| ● Toposa | 267,930 | Nilo-Saharan | Nilotic | Teso-Turkana | ||
| ● Nyangatom | 49,300 | Nilo-Saharan | Nilotic | Teso-Turkana |