Umji (엄지) is a South Korean singer under Source Music Entertainment. She is a member of the Korean pop girl group GFRIEND.
- Stage Name: Umji (엄지)
- Birth Name: Kim Yewon (김예원)
- Birthdate: August 19, 1999
- Blood Type: O
- Height: 163cm
- Hobby: Watching Movie, Listening To Music
- Strength: Singing The 'Disney' Animation OST, Dance, English
- Education: School of Performing Arts Seoul (SOPA)
- She is an exclusive model for the Japanese fashion magazine Popteen.