Kim San (Korean: 김산, Hanja: 金山, April 14, 1905 – October 19, 1938) was a socialist revolutionary and Korean independence fighter. His real name was known as Jang Jihak (Korean: 장지학, Hanja: 張志鶴) according to Nym Wales, or Jang Jirak (Korean: 장지락, Hanja: 張志樂) according to Japanese authorities' documents. Born in Korea in the early 20th century, witnessing and experiencing the oppressions and miseries made by Japanese colonial authorities, he participated in the Korean Independence Movement and the Chinese Revolution moving throughout such areas as Korea, Japan, Manchuria, Shanghai, Beijing and Guangdong. He was a man of great intellectual ability that covered such diverse subjects as philosophy, literature, economics, physics, and chemistry. He was also fluent in many languages such as Japan