韓國
韓貞子，名須，是中國春秋時期晉國韓氏的領袖，韓宣子韓起之子。承襲父親韓宣子擔任韓氏的領袖，仕晉定公，率領韓氏遷居平陽。韓貞子死後，兒子韓簡子韓不信繼位。
Sadako Korea, were to be the Chinese Spring and Autumn Period leader Jin HAN, Han Xuanzai son from Korea. HAN inherited his father as leader of Han Xuanzai, Shi Jin Dinggong, led by Han's move to Binh Duong. Han Sadako's death, his son does not believe South Korea South Korea Jane son succeeded to the throne.