Mao Zetan (Chinese: 毛澤覃, also named Mao Zelin (毛澤淋), courtesy name first Yongju (咏菊), then Runju (润菊); 25 September 1905 – 25 April 1935) was a younger brother of Mao Zedong.

In 1927, he participated in the Nanchang Uprising, retreating with the Communists to the Jinggang Mountains at its completion.

In 1935, at the age of 29, he was killed while fighting Kuomintang forces in Jiangxi,[1] covering the withdrawal of the main Communist army during the Long March.

They had a son, later a soldier killed by Kuomintang forces.

This Chinese biographical article is a stub.