| Mayoruna | |
| Nativename: | Jandiatuba Mayoruna |
| States: | Brazil |
| Region: | Jandiatuba River |
| Ethnicity: | Mayoruna |
| Extinct: | ? |
| Familycolor: | American |
| Fam1: | Panoan |
| Fam2: | Mayoruna |
| Fam3: | Mayo |
| Fam4: | Matis group |
| Iso3: | none |
| Glotto: | mayo1270 |
| Glottorefname: | Mayoruna-Jandiatuba |
Jandiatuba Mayoruna is an extinct indigenous language of the Brazilian Amazon basin, near the borders of Peru and Colombia.