Ma Zhong (Shu)

Ma Zhong is a Shu officer who fought under Zhuge Liang during Shu's Southern Campaigns. He later contributed greatly to Shu's Northern Campiagns and during the fourth southern campaign, he lured Zhang He into a trap at Mt. Men Pass.

Romance of the Three Kingdoms
He was captured by Zhu Rong, but when Zhu Rong herself is captured by Zhao Yun, he was freed in a prisoner exchange.