Leehan boynextdoor profile pic

Leehan

이한

Member of BOYNEXTDOOR

Under KOZ Entertainment

Vocalist

Leehan BOYNEXTDOOR Profile

Birth name
Kim Dong Hyun
Birthday
October 20, 2004
Height
180 cm
Age
21
Zodiac
Libra
MBTI
ESFJ
Blood type
O

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About

Short bio

Leehan (이한) is a South Korean singer and member of BOYNEXTDOOR. Learn about his age, height, birthday, personality, hobbies, aquascaping passion, and fun facts.

Background

Kim Dong Hyun, better known by his stage name Leehan, was born on October 20, 2004, in Busan, South Korea. Before pursuing a music career, he trained as a taekwondo athlete, developing the discipline, balance, and body control that would later contribute to his performance skills. His athletic background helped shape the clean movements and strong stage presence that fans often praise today.

In 2023, Leehan debuted as a member of BOYNEXTDOOR under KOZ Entertainment. While known for his stable vocals and graceful performances, he has become equally famous for his unique hobbies and gentle personality. His love of aquascaping, fishkeeping, and marine life has made him one of the most distinctive members in the group, earning him a reputation as BOYNEXTDOOR's resident nature enthusiast.

FAQ

How tall is Leehan?
Leehan is 180 cm tall.
How old is Leehan?
Leehan is 21 years old.
What group is Leehan in?
Leehan is a member of BOYNEXTDOOR.
What is Leehan's MBTI?
Leehan's MBTI type is ESFJ.
What is Leehan's position?
Leehan's position is Vocalist.
What is Leehan's real name?
Leehan's birth name is Kim Dong Hyun.

Fun facts

    • Leehan was born as Kim Dong Hyun (김동현) on October 20, 2004, in Busan, South Korea. Source: KOZ Entertainment / KProfiles

    • Before becoming an idol, he trained as a taekwondo athlete. Source: Kpop Singers

    • His athletic background contributes to the clean and powerful dance lines fans often praise. Source: Kpop Singers

    • Leehan is known for his warm mid-to-low vocal tone. Source: Kpop Singers

    • He has expressed an interest in jazz music, which has influenced his approach to singing. Source: Kpop Singers

    • Leehan has a deep love for aquascaping, the art of designing underwater landscapes inside aquariums. Source: OMG! Idol

    • He is passionate about marine life and enjoys learning about fish and aquatic ecosystems. Source: OMG! Idol

    • Because of his caring and nurturing personality, fans often call him the "therapist of KOZ Entertainment." Source: OMG! Idol

    • Members frequently describe him as someone who provides emotional support and comfort within the group. Source: OMG! Idol

    • Leehan talks to his pet fish as if they are close friends. Source: Fandom

    • He has even created aquarium-themed ASMR content for fans. Source: Fandom

    • His love of fish and aquariums has become one of his most recognizable personality traits. Source: Fan Community Discussions

    • Leehan and fellow member Taesan share the unit name "Gongfourz." Source: KpopAngel

    • Fans often joke that Leehan could probably spend an entire day happily talking about fish and aquatic life. Source: Fan Community Discussions

    • His calm demeanor makes him one of the most relaxing members to watch during livestreams and interviews. Source: BOYNEXTDOOR Content

    • Despite his quiet image, he has a surprisingly playful side that comes out around the members. Source: BOYNEXTDOOR Variety Content

    • Leehan's hobbies are considered some of the most unique among fourth-generation K-pop idols. Source: Fan Community Discussions

    • Fans admire how unapologetically passionate he is about his interests. Source: Fan Community Discussions

    • Many ONEDOORs say his gentle personality makes him one of the easiest members to feel comforted by. Source: Fan Community Discussions

    • His combination of kindness, talent, and individuality has made him one of BOYNEXTDOOR's most beloved members. Source: Fan Community Discussions

Why Fans Love Leehan

Fans love Leehan because he has a calming presence that feels genuinely comforting. While many idols are known for loud energy or chaotic humor, Leehan stands out for his kindness, patience, and nurturing personality. Members frequently describe him as someone who listens carefully and takes care of others, which is one reason fans often call him the emotional support member of BOYNEXTDOOR.

His unique hobbies also make him memorable. Whether he's talking to his fish, building aquascapes, or sharing aquarium-related content, Leehan embraces his interests without trying to fit into typical idol stereotypes. Fans appreciate that authenticity and often say his love for nature reflects the same warmth and sincerity he shows toward people.

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