EION Members Profile & Facts

EION (이온) is an upcoming South Korean boy group under Wannabe Entertainment. The group consists of Heemin, Teo, Sihoon, and Haru. Their debut date is currently unknown.

EION Profile

EION Facts:

– EION was first revealed in September 2025.
– They plan to begin their promotions in Japan on October 30, 2025.

SOCIAL MEDIA HANDLES
Instagram: @eion.official

EION Members Profile

1. Heemin

Heemin Facts:

– Heemin was formerly in We1ne/ W.A.O (2023) and HALF&HALF (2024-2025).
– His Chinese zodiac sign is Snake.
– He was revealed as the first member of EION.
– He is very close with Teo.
– He participated on the survival show PROJECT 7 (2024) and was eliminated in episode 5.
– His interests are bowling, shopping, and arm wrestling.
– He also participated on the show PEAK TIME.
– He likes to listen to Sam Kim‘s songs when it rains.
– He enjoys taking pictures.
– He said his personality is calm as a stone and childish.
– His favorite seasons are spring and autumn.
– His cat’s name is “MOKA” (cat color is mocha coffee).
– He used to practice traditional Korean dance when he was little.
– He enjoys watching and playing soccer.
– His charming points include his mole on his collarbone and in his vocals.
– His favorite word and season is spring.
– His role model is Jungkook from BTS.
– His favorite song is “Slow Dancing” by V.
– He likes long hair on himself.

SOCIAL MEDIA HANDLES
Instagram: @heeeemmi

2. Teo

Teo Facts:

– Teo was also in HALF&HALF (2024-2025) under the stage name Wonjun.
– His Chinese zodiac sign is Horse.
– He started dancing at the age of 19.
– His personality is mischievous.
– He played baseball in middle school.
-He considers his lips as his charming point.
– He used to be a fan of Japanese baseball player Rōki Sasaki of the Chiba Lotte Marines.
– His favorite songs include “3RACHA” by Stray Kids.
– He is close with Yeung from XONIK.
– His role models are Stray Kids.
– His stage name was Jongwon before.
– He likes to play games in his spare time.
– Being cold is his speciality.

SOCIAL MEDIA HANDLES
Instagram: @jn__wnn

3. Sihoon

Sihoon Facts:

N/A 

SOCIAL MEDIA HANDLES
Instagram: @shn_sihoon

4. Haru

Haru Facts:

– Haru’s favorite songs include “come over” by DEAN and “My Time” by BTS.

SOCIAL MEDIA HANDLES
Instagram: @e_haru0

5. Hwiseong

Hwiseong Facts:

– Hwiseong left the group before their promotions on September 22, 2025.

SOCIAL MEDIA HANDLES
Instagram: @hwis_sng