noun

• A female given name from the Slavic languages. A romanization of the Bulgarian or Russian name Я́на (Jána).
• A river in Sakha (Yakutia), Russia that rises near Verkhoyansk and flows into the Yana Bay of the Laptev Sea.
• A member of a North American Indian people who once resided in the eastern portion of the upper Sacramento River valley in California.
• The now extinct language of the Yana people, best known for a systematic differentiation between men's and women's speech.
• (Buddhism) Any of the vehicles of Buddhist or Tantric practice.