Tan Guansan (31 January 1901 – 6 December 1985; Chinese: 谭冠三; pinyin: Tán Guānsān), a native of Tanjia Village, Zhexi, Xiaoshuipu District, Leiyang City, Hunan Province, is a political figure and military general of the People's Republic of China.

After reaching northern Shaanxi, he became the political commissar of the 242nd Regiment of the 81st Division of the 15th Army Corps of the Red First Front, participating in the battles of Zhiluozhen and the East March, among others.

[2] After the outbreak of the Second Sino-Japanese War, Tan Guansan served as the director of the Political Department of the Anti-Japanese Military University and head of the Secretary's Section.

[6] After the victory in the Anti-Japanese War, Tan Guansan became the director of the Political Department of the Jizhong Column and secretary of the CPC Runan Work Committee.

[8][9] In January 1950, Mao Zedong reached out to Deng Xiaoping and Liu Bocheng from the CPC Southwest Bureau, requesting a plan for a mission commander to lead the march into Tibet.