Orkhon
Orkhon (Mongolian: Орхон) may refer to:
- Orkhon River, Mongolia
 - Orkhon Valley, the landscape around that river
 - Orkhon Province, an Aimag (province) in Mongolia
 - several Sums (districts) in different Mongolian Aimags:
 - Orkhon script, a historic script of Turkic origin
 - Orkhon inscriptions, inscriptions of Bilge Kagan, Kül Tiğin, and Tonyukuk in Unicode
 - Orhun (name), list of people named the Turkish version of Orkhon
 - Orkhoe, the Greek word for Uruk, a prominent Sumerian city-state