Yanmen is a mountain pass which includes three fortified gatehouses along the Great Wall of China.
Yanmen may also refer to: Yanmen Commandery, a former imperial Chinese commandery in Shanxi Yanmenguan Township, a township surrounding the pass Yanmenguan Village, a village beside the pass Yanmen Circuit, a former imperial Chinese circuit governed by Li Keyong Yanmen, Mayang, a town in Mayang Miao Autonomous County, Hunan, China Yanmen, a town in Jiangyou, Sichuan, China
See also Yanmen Pass, a 1940 Chinese film