| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Igbo | 26,697,340 | Niger-Congo | Igboid | |||
| ● Ezaa | 638,000 | Niger-Congo | Igboid | |||
| ● Izii | 584,000 | Niger-Congo | Igboid | |||
| ● Ikwere | 562,000 | Niger-Congo | Igboid | |||
| ● Ogbah | 288,000 | Niger-Congo | Igboid | |||
| ● Ikwo | 281,000 | Niger-Congo | Igboid | |||
| ● Ukwuani-Aboh-Ndoni | 272,000 | Niger-Congo | Igboid | |||
| ● Mgbolizhia | 203,000 | Niger-Congo | Igboid | |||
| ● Ekpeye | 83,000 | Niger-Congo | Igboid | |||
| ● Ika | 35,000 | Niger-Congo | Igboid |