Huan Huo (320-377), courtesy name Langzi, was a military general of the Jin dynasty (266–420). He was the brother of Huan Wen and Huan Chong. Although not as influential as his two brothers, Huan Huo was one of the members of the Huan clan who held control over a province in Jingzhou after the death of Huan Wen. His sons such as Huan Shiqian and were also important members of the clan who earned merits under Huan Wen and Huan Chong's leadership. He fought against Former Qin forces expanding into Jin's western territories before dying in 377.