KWaveHub

K-pop News, Comebacks, Releases & More

WOOZI Profile: SEVENTEEN Member, Birthday, Facts & Career

WOOZI is a member of SEVENTEEN (세븐틴), the 13-member group that debuted under PLEDIS Entertainment on May 26, 2015 with the mini album 17 CARAT. This profile brings together key biographical facts, unit role, career milestones, creative work and officially announced projects.

WOOZI Profile: Birthday, Facts, Career & Credits

Stage nameWOOZI
Birth nameLee Ji-hoon (이지훈)
BirthdayNovember 22, 1996
Nationality / backgroundSouth Korean
SEVENTEEN unitVocal Team
RoleVocal Team leader; songwriter, composer and producer
AgencyPLEDIS Entertainment (HYBE)
Group debutMay 26, 2015 — 17 CARAT

Who Is WOOZI?

WOOZI is part of a group whose identity is built around three permanent teams: Hip-Hop, Vocal and Performance. Melody development, vocal arrangement and production across SEVENTEEN’s catalog. WOOZI is one of the most central creative figures in SEVENTEEN’s self-producing model. He is widely credited as a songwriter, composer and producer, but individual track credits should always be attributed from official album booklets or rights databases because songs can involve multiple collaborators.

Early Background and Pre-Debut

SEVENTEEN’s members developed their skills through PLEDIS Entertainment’s training system and the group’s highly documented pre-debut period, including the SEVENTEEN TV project. The final 13-member lineup debuted in 2015. Personal training dates and private-life details are not added here unless supported by reliable public sources; this keeps the profile focused on verifiable information.

WOOZI’s Role in SEVENTEEN

WOOZI belongs to the Vocal Team. The three-unit structure allows members to work in focused teams while continuing to perform and record as one group. Melody development, vocal arrangement and production across SEVENTEEN’s catalog.

Songwriting, Production and Performance Credits

WOOZI is one of the most central creative figures in SEVENTEEN’s self-producing model. He is widely credited as a songwriter, composer and producer, but individual track credits should always be attributed from official album booklets or rights databases because songs can involve multiple collaborators. WOOZI’s involvement should be understood through track-specific credits, not assumptions based on unit membership. For exact lyricist, composer, arranger or producer credits, consult the official album booklet and Korea Music Copyright Association records. KWaveHub will add track-by-track tables when each credit can be independently verified.

Solo, Unit and Special Projects

WOOZI and HOSHI released the cross-unit single album BEAM in 2025. His production work spans SEVENTEEN group releases and unit projects.

Key projects: SEVENTEEN’s group discography; HOSHI X WOOZI — BEAM (2025).

Career Timeline

  • 2015: Debuted with SEVENTEEN on May 26 through 17 CARAT and title track “Adore U.”
  • 2016–2019: Built the group’s Korean and Japanese discographies, touring history and recognizable three-unit identity.
  • 2020–2022: Expanded international releases, performances and album-era concepts during a period of growing global reach.
  • 2023: FML and the group’s continued touring reinforced SEVENTEEN’s position as a major album-selling act.
  • 2024: 17 IS RIGHT HERE and SPILL THE FEELS added to the group’s growing catalog.
  • 2025: The group marked its tenth anniversary and released its fifth full album, HAPPY BURSTDAY, on May 26.
  • 2026: SEVENTEEN’s group discography; HOSHI X WOOZI — BEAM (2025). Official release notices and schedules can change, so current details should be checked against PLEDIS and SEVENTEEN’s official channels.

Quick Facts

  • Birthday: November 22, 1996
  • Unit: Vocal Team
  • Known for: Melody development, vocal arrangement and production across SEVENTEEN’s catalog.
  • Notable project: SEVENTEEN’s group discography; HOSHI X WOOZI — BEAM (2025).
  • Fun fact: He leads the Vocal Team and is regularly credited in SEVENTEEN’s songwriting and production credits.

Frequently Asked Questions

What is WOOZI’s real name?

WOOZI’s birth name is Lee Ji-hoon (이지훈).

When is WOOZI’s birthday?

WOOZI’s birthday is November 22, 1996.

Which SEVENTEEN unit is WOOZI in?

WOOZI is part of the Vocal Team.

What is WOOZI known for?

WOOZI is known within SEVENTEEN for melody development, vocal arrangement and production across seventeen’s catalog.

What are WOOZI’s solo or unit projects?

WOOZI and HOSHI released the cross-unit single album BEAM in 2025. His production work spans SEVENTEEN group releases and unit projects.

Explore All SEVENTEEN Members

Visit the complete group guide for the full lineup, three-unit structure, discography milestones, group history and related profiles.

Official Sources and Fact-Checking

Core group information is cross-checked against the SEVENTEEN Japan official profile, PLEDIS Entertainment, and official SEVENTEEN notices on Weverse. For music credits, use official album credits and the Korea Music Copyright Association. Project details are updated when official notices are published.

Editorial note: This profile distinguishes official facts and announced projects from interpretation. Current schedules, release dates and service-related details can change; refer to linked official notices for the latest confirmation. Last reviewed October 10, 2026.