Deng Chuna (Chinese: 鄧處訥; died 894), courtesy name Chongyun (沖韞), was a warlord in the late Tang dynasty China, who controlled Wu'an Circuit (武安, headquartered in modern Changsha, Hunan) as its military governor (Jiedushi) from 893 to 894, when he was defeated and killed by Liu Jianfeng, who took over the circuit.