Gongsan

Gongsan may refer to:
 * Gongsan-dong, neighbourhood of Dong-gu, Daegu, South Korea
 * Palgongsan, mountain in southeastern South Korea
 * Gongju, city in South Chungcheong, South Korea
 * Gongsan-myeon, township in Naju, South Jeolla, South Korea; see list of townships in South Korea

People with the name Gongsan include:
 * Deng Guangming (1907–1998), courtesy name Gongsan, Chinese historian