|Birth Name||Yeo Chang Gu (여창구)|
|Stage Name||Yeo One (여원)|
|Siblings||one older sister|
|Date Of Birth||March 27, 1996|
|Birthplace||Daejeon Gwangyeoksi Central, South Korea|
|Love and Affairs|
- He is a member of the famous kpop boy band Pentagon.
- He is very hard working.
- He talks a lot.
- He has even modeled for Clride.n
- He loves to swim and is quit good at it.
- He got beautiful smile.
- He shares Dorm room with Yan An.
- He did a song with Yeonwoo
- He loves to watch Korean Dramas.
- He is also a good dancer.
- He can imitate wooden percussion sound.
- He was part of KBS Musical Drama Chosun Beauty Competition
- He was part of G.NA’s ‘Secret’ MV and promotional activities.