Kayan may refer to:
Ethnography Kayan people (Myanmar) Padaung language Kayan people (Borneo) Kayan language (Borneo), dialect cluster spoken in Borneo Kayan–Murik languages, group of Austronesian languages that includes the Kayan dialect cluster
Geography Kayan, Baghlan, town in Baghlan Province, Afghanistan Kayan, Armenia, town in Armenia Kayan Department, department of Burkina Faso Kayan, Kayan, capital of Kayan Department Kayan, Iran, city in Iran Kian, Iran Kian, Isfahan, Iran Kayan, Ergani Kayan Hulu, North Kalimantan, Indonesia
Other Kayan (musician), Indian musician Sayed Kayan, spiritual, leadership title for Sadats of Kayan.