Umji (엄지) is a South Korean artist. She was a member of the Korean pop girl group GFRIEND.
- Stage Name: Umji (엄지)
- Birth Name: Kim Yewon (김예원)
- Birthdate: August 19, 1998
- Birthplace: Incheon, South Korea
- Blood Type: O
- Height: 164.5cm
- Weight: 49kg
- 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.