| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Roviana | 14,300 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Zabana | 4,380 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Lungga | 4,020 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Simbo | 3,920 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Ghanongga | 3,650 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Kusaghe | 3,480 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Duke | 3,350 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Ughele | 1,740 | Austronesian | Oceanic | New Ireland | West New Georgia | |
| ● Hoava | 670 | Austronesian | Oceanic | New Ireland | West New Georgia |