| Deni | |
| States: | Brazil |
| Speakers: | 740 |
| Date: | 2006 |
| Ref: | e18 |
| Familycolor: | American |
| Fam1: | Arauan |
| Iso3: | dny |
| Glotto: | deni1241 |
| Glottorefname: | Deni |
Deni (also Dení, Dani) is an Arawan language spoken in Brazil. Deni is very similar to the other languages of the Arawan language family, but is especially similar to the Jamamadi language.