Even Kim Yo Jong's age is a mystery. She's rumored to be 36 years old, approximately four years younger than her brother, and reportedly is the youngest child of former leader Kim Jong Il.
Her first public appearance was at her father's funeral in 2011. Since then, she has worked quietly in the background of Kim Jong Un's regime, even accompanying him in 2018 as he met South Korean leader Moon Jae-in during the historic summit between the two nations.
WITH KIM JONG UN'S HEALTH UNCERTAIN, FOCUS SHIFTS TO POWERFUL SISTER KIM YO JONG
Just months beforehand, she attended the Winter Olympics in Pyeongchang, South Korea, becoming the first member of North Korea's ruling family to visit the region since the end of the Korean War in 1953. She later attended a highly publicized lunch with Moon Jae-in.
