Yoon Doo-joon
Highlight
3rd Gen (commonly-cited era, approximate)Verified facts
Real nameNot publicly confirmed
Birthdate1989-07-04
Group debut2017-03-20
Group size4 members
Stats — real computed numbers, never invented ratings
All facts are sourced from public profiles/Wikipedia and verified before being added. Age and years active are computed from today's date, not a fixed snapshot.