What is the average age of H1-KEY?

The average age of H1-KEY is 23.8.

Who is the youngest member of H1-KEY?

The youngest member of H1-KEY is YEL (옐 / 한신영).

Who recently had a birthday in H1-KEY?

The member who recently had a birthday is RIINA (리이나 / 이승현).

Which month has the most birthdays in H1-KEY?

The month with the most birthdays is February.

Birthdays and MBTI for 4 members of H1-KEY

Created August 25, 2025

Updated May 11, 2026

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H1-KEY(하이키) 데뷔일

Debut date January 5, 2022

Day 1587 since debut

239 days until the 5th anniversary

Average age 23.8

4 members

H1-KEY 멤버 생일 카드

내가 가진 이미지를 업로드해 생일 카드를 만들어 볼 수 있습니다.

📁배경 업로드

H1-KEY Members

서이 (이예진)
Birthday 2000-02-12
RIINA (리이나 / 이승현)
Birthday 2001-02-21
HWISEO (휘서 / 조휘현)
Birthday 2002-07-31
YEL (옐 / 한신영)
Birthday 2004-12-25

Former members

SITALA (시탈라 / 시탈라 웡끄라짱)
Birthday 1996-04-23

MBTI distribution

The most common MBTI in H1-KEY is ESTJ. Members with ESTJ: 서이 (이예진), RIINA (리이나 / 이승현).

I vs E

I50% (2)
HWISEO (휘서 / 조휘현)YEL (옐 / 한신영)
E50% (2)
서이 (이예진)RIINA (리이나 / 이승현)

S vs N

S75% (3)
서이 (이예진)RIINA (리이나 / 이승현)YEL (옐 / 한신영)
N25% (1)
HWISEO (휘서 / 조휘현)

F vs T

F25% (1)
HWISEO (휘서 / 조휘현)
T75% (3)
서이 (이예진)RIINA (리이나 / 이승현)YEL (옐 / 한신영)

P vs J

P0% (0)
없음
J100% (4)
서이 (이예진)RIINA (리이나 / 이승현)HWISEO (휘서 / 조휘현)YEL (옐 / 한신영)

Member MBTI

서이 (이예진)
MBTI: ESTJ
RIINA (리이나 / 이승현)
MBTI: ESTJ
HWISEO (휘서 / 조휘현)
MBTI: INFJ
YEL (옐 / 한신영)
MBTI: ISTJ

Oldest and youngest members in H1-KEY

Oldest member

서이 (이예진)Birthday 2000-02-12

Youngest member

YEL (옐 / 한신영)Birthday 2004-12-25

Recent and upcoming birthdays

Upcoming birthdays

HWISEO (휘서 / 조휘현)Birthday 2002-07-31

Recent birthdays

RIINA (리이나 / 이승현)Birthday 2001-02-21

Days until H1-KEY members' birthdays

Members are sorted by the closest birthday.

HWISEO (휘서 / 조휘현)
Birthday 2002-07-31
81 days left
YEL (옐 / 한신영)
Birthday 2004-12-25
228 days left
서이 (이예진)
Birthday 2000-02-12
277 days left
RIINA (리이나 / 이승현)
Birthday 2001-02-21
286 days left