Kayhan is an Iranian newspaper.
Kayhan may also refer to:
Given name Kayhan Kalhor, Iranian-Kurdish musician Kayhan Kaynak, Turkish footballer
Surname Ahmet Kayhan Dede, Turkish Sufi Kemal Kayhan, Turkish volleyball player Khalid Kayhan, Afghan musician Tanju Kayhan, Austrian footballer
Businesses and organizations
Kayhan Space, an American aerospace software company