Favorite colors: Blue, White, Black
Leo used to be a Woollim Entertainment trainee.
Leo made his solo debut on July 31st, 2018, with “Touch & Sketch”.
Leo was chosen as one of the torchbearers for the 2018 Winter Olympics.
Leo loves acting in musicals; he acted in “Full House” (2014), “Mata Hari” (2016) “Monte Cristo” (2016), “The Last Kiss” (2017) and his next will be "Elisabeth" (2018).
Leo is left-handed but became ambidextrous because his father didn't want him to use his left hand so he ended up writing with his right hand and does other things with his left hand
Leo is friends with EXO's Lay, CNBLUE's Jonghyun, Highlight's Junhyung, B.A.P's Himchan
Leo got this stage name because he looks like a lion
National Youth soccer player (2004-2007)