- Full name: Lee Jihu
- Date of Birth: November 22, 1996
- Nationality: Korean
- Blood type: A
- Group: Seventeen
- Agency: Pledis Entertainment
- Debut: May 2015
- Position in the group: Seventeen producer, Vocal team leader, lead vocalist
- Family members: Mom, dad, Woozi
- Nickname: ‘Woori Jihooni’,’Jooni’, and ‘genius composer’
- Wooji can not drink alcohol and dislikes curry
- He can’t whistle
