| Dong | |
| Nativename: | Donga |
| States: | Nigeria |
| Region: | Taraba State, Adamawa State |
| Speakers: | 5,000 |
| Date: | 1998 |
| Ref: | e18 |
| Familycolor: | Niger-Congo |
| Fam2: | Atlantic–Congo |
| Fam3: | Benue–Congo |
| Fam4: | Dakoid |
| Fam5: | Gaa–Dong |
| Iso3: | doh |
| Glotto: | dong1293 |
| Glottorefname: | Dong |
Dong, or Donga, is a poorly documented language in Nigeria. Though clearly Niger–Congo, it is difficult to classify; British linguist Roger Blench proposes that it is one of the Dakoid languages, the closest to Gaa.