Ko Sung-hee

Ko Sung-hee (Hangul: 고성희; born June 21, 1990) is a South Korean actress. She is best known for her leading roles in Diary of a Night Watchman (2014) and My Holo Love (2020). She has also starred in While You Were Sleeping (2017) and Mother (2018).

Known For: Acting

Birthday: 1990-06-21

Place of Birth: United States

Also Known As: Go Sung-hee, 고성희, Ko Sung Hee, Go Sung Hee, 高圣熙, 高胜熙, コ・ソンヒ