1919. 11. Born in Yangju, Gyeonggi-do

1942. Keijo Imperial University, LL.B.

1942. Passed the Justice Division of the Japanese Higher Civil Service Examination

1945. Judge of Gyeongseong District Court

1950. Presiding Judge of Seoul District Court

1960. Dean of Ewha Woman’s University School of Law

1961. Judge of Supreme Court

1979. The 7th Chief Justice

1981. Retired as Chief Justice

2000. 10. Deceased

Chief Justice YI Young-sup is recognized as a dedicated judge who adhered to the rule of principles. He authored a number of books on the civil law: General Principles of Civil Law; The Civil Procedure Law I and II; Textbook on the General Principles of Civil Law; New Edition on the Introduction to Civil Law; and Systematic Analysis of Civil Procedure Law.