Ubykh
An extinct language of Turkey (Europe)
| Population | Extinct. |
| Region | Istanbul area, near the Sea of Marmara, Haci Osman village. |
| Alternate names | Oubykh, Pekhi, Ubyx |
| Classification | North Caucasian, West Caucasian, Ubyx |
| Language use | Last fully competent speaker died 1992. A century ago there were 50,000 speakers in the Caucasus valleys east of the Black Sea. Most migrated to Turkey in 1894. The ethnic group now speaks a distinct dialect of Adyghe [ady]. |

