- a member of a Finno-Ugric people living in W Siberia
- the Ugric language of this people
- A member of a Finno-Ugric people inhabiting western Siberia.
- The Ugric language of this people.
Origin of OstyakRussian, from Ostyak asyakh, pl. of askho, person from the Ob River, from &Amacron;s, the Ob River.