Dehong Dai may refer to:

• Dehong Dai and Jingpo Autonomous Prefecture.
• Tai Nüa language, also Dehong Dai and Chinese Shan, a language of those Dai people living in the Dehong Dai and Jingpo Autonomous Prefecture, and the Shan in Myanmar.
• Tai Le script, used for the Tai Nüa language.

• Lighthouses in the Republic of Ireland
• Lighthouses of Western Australia
• Lighthouse Technologies
• Lighthouse: The Dark Being
• Lighthouse Tower
• Lighthttpd
• LightHTTPD
• Light HTTP Server
• Light hull
• Light Independent Reaction
• Light independent reaction
• Light-induced voltage alteration
• Light industries
• Light-industry
• Light-infantry
• Light Infantry Brigade
• Light Infantry (British Army regiment)
• Lighting Booth
• Lighting booth
• Lighting cameraman
• Lighting consoles
• Lighting control system
• Lighting Control System
• Lighting Design
• Lighting Designer