Kim Yo-Jong (김여종) is the younger sister of North Korean leader Kim Jong-Un. She served as a senior North Korean political official and diplomat. She was born in Pyongyang in 26 September 1987. People say she is as ruthless and dangerous as her older brother. She was never seen crossing paths with or betraying Kim Jong-Un. She has a strong influence in North Korean policy, especially regarding relations with South Korea and the United States.