| Punan Tubu | |
| Region: | East Kalimantan |
| State: | Indonesia |
| Speakers: | 2,000 |
| Date: | 1981 |
| Ref: | e18 |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | Greater North Borneo |
| Fam4: | Central Sarawak |
| Fam5: | Punan–Müller-Schwaner |
| Fam6: | Punan |
| Iso3: | puj |
| Glotto: | puna1266 |
| Glottorefname: | Punan Tubu |
Punan Tubu is one of several Punan languages of Indonesian Borneo.