|Name||HYUNGWON | 형원 | 亨願|
|Full Name||Chae Hyungwon | 채형원 | 蔡亨願|
|Born||January 15, 1994|
|Hometown||Gwangsan-gu, Gwangju, South Korea|
|Height||183cm | 6′-00″|
|Family||Mother, Father, Younger Brother|
Jinheung High School
Bia Middle School
Jungam Elementary School
|Years Active||2015 – present|
|Positions||Lead Dancer, Sub Vocalist|
2017 KBS Please Find Her Jeon Iksoo
2016 K.will You call it romance
- He got into Starship Entertainment as a trainee in 2014 and debuted as a member of MONSTA X in 2015.
- He met his fellow MONSTA X member Minhyuk in 2012. They auditioned for Starship together because they wanted to debut together.
- Hobby: playing games
- His childhood dream was to become a lawyer.
- He does not like asparagus and eggplant.
- MBTI: INFP
- Actress: Lily Collins
- Beer: Heineken, Terra
- Beverage: sikhye (Korean rice beverage)
- Film: Love, Rosie (2014)
- Food: galbi (Korean BBQ)
- Scent: Downy, Febreze
- Younger Brother
He is learning to cook in Thailand to become a Thai chef.