• Full name: Kim Dong Hyun
  • Date of Birth: September 17, 1998
  • Nationality: Korean
  • Blood type: O
  • Group: AB6IX
  • Agency: Brand New Music
  • Debut: May 2019
  • Position in the group: sub vocalist
  • Family members: Mom, dad, older brother, older sister, twin brother, Kim Dong Hyun
  • Nickname: ‘duck’, ‘hongmeogeonmeo’,’honggun’, and ‘dongdongyi’
  • He participated in a boy group survival program, ‘Produce 101 2’ but didn’t make it to the finals