Altai
- Aletai meteorite
- Alt-A
- Altai (mobile telephone system)
- Altai City
- Altai District
- Altai Krai
- Altai Mountains
- Altai Republic
- Altai Town
- Altai gas pipeline
- Altai languages
- Altai people
- Altai, Bayan-Ölgii
- Altai, Govi-Altai
- Altai, Khovd
- Altay (name)
- Altay (tank)
- Altay City
- Altay Prefecture
- Altay S.K.
- Altay S.K. (women's football)
- Altay sheep
- Altay, Altay Krai
- Altay-class oiler
- Altaysky (disambiguation)
- Computer Associates International, Inc. v. Altai, Inc.
- Rupes Altai
- Wu Ming