Yun Chi-sung

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Yun Chi-sung
Born	2 March 1875 Asan, Kingdom of Joseon
Died	11 August 1936(1936-08-11) (aged 61)
Allegiance	Korean Empire
Service/branch	Imperial Korean Army  Imperial Japanese Army (shortly)
Years of service	1900-1908
Rank	Lieutenant Colonel
Unit	8th Cavalry Regiment (Japanese)
Battles/wars	Russo-Japanese War
Awards	Order of the Palgwae 3rd Class Order of the Rising Sun 6th Class Order of the Sacred Treasure 4th Class
Relations	Father:Yun Yeong-ryeol Older Brother: Yun Chi-oh Older Brother: Yun Chi-so Younger Brother:Yun Chi-Byeong Younger Brother: Yun Chi-Myeong Younger Brother: Yun Chi-young Cousin: Yun Chi-ho
Other work	Businessman

Yun Chi-sung (Korean: 윤치성; March 2, 1875 – August 11, 1936) was an Imperial Korean military personnel, politician and independence activist. His nickname was Agyeon (Korean: 악연; Hanja: 岳淵). He was the uncle of Yun Posun, and the cousin of Yun Chi-ho and Yun Chi-Wang.