| Boselewa | |
| States: | Papua New Guinea |
| Region: | Fergusson Island, Milne Bay Province |
| Speakers: | 880 |
| Date: | 2011 census |
| Ref: | e25 |
| Ethnicity: | 880 ethnic population (2011 census) |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | Oceanic |
| Fam4: | Western Oceanic |
| Fam5: | Papuan Tip |
| Fam6: | Nuclear Papuan Tip |
| Fam7: | North Papuan Mainland – D'Entrecasteaux |
| Fam8: | Dobu–Duau |
| Map2: | Lang Status 80-VU.svg |
| Iso3: | bwf |
| Glotto: | bose1237 |
| Glottorefname: | Boselewa |
Boselewa is a small Austronesian language spoken in the D'Entrecasteaux Islands of Papua New Guinea.