Lyun may refer to:

• Lyun, common the{{clarify|date=August 2013}} Ryun, Ryan, Luan, Lynn
• Lyun, common the{{clarify|date=August 2013}} Lian (練, 鍊, 戀, 聯, 蓮, 憐, 煉, 璉), Luan (攣), Nian (輦)
• Lyun, common the{{clarify|date=August 2013}} Chinese Lian (surname) (連)
• Luandi (攣鞮), Base Family of Liu Yuan (劉淵) the Han Zhao
• Lyn (singer), South Korean singer

• K I Varaprasad Reddy
• K.I.Varaprasad Reddy
• KIVA (TV)
• Kiva (website)
• KIVE-LP
• Kivernoll
• Kivertsi Raion
• Kivertsivskyi Raion
• Kivesjaervi
• Kivesjaervi (village)
• Kivesjarvi (village)
• Kivesjärvi (järvi)
• Kiveton Bridge
• Kiveton Bridge station
• Kiveton Park F C
• Kiveton Park FC
• Kiveton Park F. C.
• Kiveton Park station
• Kiveton Stands
• Kiveve
• Kivexa
• KIVI
• Kiviak
• Kiviapaja
• Kiviat