ARTIST + MEMBER PROFILE
Haechan
Haechan is the vocalist whose tone can walk into an NCT song for four seconds and make everybody point at the speakers. He is a current member of both NCT 127 and NCT DREAM, a rotating NCT U participant and, since TASTE, an independently credited solo artist. One person, two permanent-unit cards, several rotating combinations and absolutely no need for duplicate biographies.
Profile
| Stage name | Haechan (해찬) |
|---|---|
| Birth name | Lee Dong-hyuck (이동혁) |
| Born | June 6, 2000 |
| Nationality | South Korean |
| Company | SM Entertainment |
| Current groups | NCT 127 and NCT DREAM |
| Rotating group | NCT U, by release lineup |
| Solo debut | TASTE, September 2025 |
| Solo title track | “CRZY” |
| Core roles | Vocalist, dancer, performer |
| Fandom | NCTzen; individual fans often use Sunflowers |
Directory rule: Haechan appears in both current-member carousels because he actively belongs to two permanent groups. Both cards link here. His Artist card exists because TASTE is an independent solo release, not because he sang an NCT album solo.
NCT 127, NCT DREAM and NCT U
NCT 127
Haechan debuted in NCT 127 in 2016 and became one of the unit’s defining vocal colors. In arrangements built from metallic percussion, exposed hooks and deliberate empty space, his bright upper register works like a blade of light. NCT 127 videos remain on the group profile, not on this solo tracker.
NCT DREAM
He also debuted with NCT DREAM in 2016. DREAM let listeners hear the voice grow in real time, from the teenage brightness of “Chewing Gum” and “My First and Last” to the stronger emotional control of “Hello Future,” “Broken Melodies” and later releases. His one canonical profile appears in both permanent-unit directories.
NCT U
NCT U is rotating. Haechan participates only in the lineups to which he is officially credited, including combinations across the Resonance and Universe projects. Those videos stay on the NCT U tracker.
Career
Training and 2016 debut
Haechan entered SM through the company’s audition system and appeared through SM Rookies before NCT’s launch. In 2016 he debuted inside both the Seoul-based NCT 127 and the teenage NCT DREAM, creating a schedule overlap that became fundamental to his career rather than a temporary crossover.
Growing inside two different musical languages
NCT 127 demanded attack, rhythmic precision and the confidence to sing over deliberately strange production. DREAM required warmth, nostalgia and the ability to make youth concepts evolve instead of expire. Haechan did both, often while moving between releases and tours. That double membership explains his range better than a position label can.
Health, workload and return
His career also includes documented pauses for health and recovery. Those interruptions are not departures and should never be converted into “former member” cards. Current status follows the group’s official roster, while the timeline records periods when participation changed.
Solo career and TASTE
Haechan’s first full solo album TASTE arrived in September 2025. “CRZY” served as the title track, and the eleven-track album included “Camera Lights,” “ADRENALINE,” “Love Beyond,” “Roll With Me,” “Talented,” “WYN?” featuring HAON, “Should Be,” “Grey Rain” and studio-framing interludes.
The album made official what years of group work had suggested: his voice does not need to be used only as a high-contrast ingredient. A full solo project can build the room around it. “CRZY” leans into R&B performance, controlled flirtation and a groove that lets phrasing carry the drama.
Mark’s “+82 Pressin’” features Haechan, but it remains a Mark-led release. It can be documented in Haechan’s credits without being misrepresented as his solo single. Tracker ownership follows the principal official credit.
Voice and performance
Haechan’s tone is frequently described as distinctive, but the useful question is why. The sound is bright without being thin, nasal resonance adds focus, and his phrasing can bend around syncopated production without losing the lyric. He can cut through NCT 127’s density, soften DREAM’s nostalgia and hold the center of a solo R&B arrangement.
He is also a dancer trained to make vocal moments visible. Small changes in expression, shoulder placement and timing keep the performance connected to the record. The charisma is not volume. It is attention control.
Discography and credits
Solo
- 2025: TASTE, first full album
- 2025: “CRZY,” official title-track music video
Selected featured credit
- 2025: Mark, “+82 Pressin’” featuring Haechan
Group catalogs
See NCT 127, NCT DREAM, NCT U and the NCT Umbrella Project Hub for the complete group architecture.
Reacts, Rants and Tea
- NCT DREAM “CHILLER” reaction
- Tea with receipts: Mark’s NCT departure and the roster change
- NCT 101: every group, shared member and tracker rule
A dedicated “CRZY” RaeRae React belongs here when published. Group reactions remain eligible because Haechan performs in them, but they do not become solo tracker entries.
YouTube tracking history
Only Haechan’s independently credited solo video belongs here. Group videos stay with their credited groups.
Official Socials