Youngseo (영서) is a South Korean trainee. She is a former predebut member of the K-pop girl group ILLIT. She was a contestant on the survival show “R U NEXT?”.
Youngseo (ex. ILLIT) Profile
| Stage Name | Youngseo (영서) |
| Birth Name | Lee Youngseo (이영서) |
| Occupation | Trainee |
| Birthday | November 13, 2005 |
| Active Years | 2023–present |
| Age | 19 (in 2025) |
| Zodiac Sign | Scorpio |
| Height | N/A |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | A |
| MBTI | ESTJ |
Youngseo (ex. ILLIT) Facts:
– Youngseo was born in Seoul, South Korea.
– She went to Gyeonggi Elementary School and Yonggang Middle School.
– She is currently enrolled at Gaepo High School.
– She likes cherries and she decorates her phone and logos with cherry-themed designs.
– Her elementary school was Kyonggi Elementary School.
– She is close with former R U Next contestants Jihyun and Jeemin .
– Pink is her favorite color.
– She was discovered and cast in front of her elementary school.
– She used to have a YouTube channel.
– Her training period extended from 4 to 5 years.
– She often touches her hair out of habit.
– According to herself, she is slow in nearly everything except for eating.
– Billie Eilish is her role model.
– She gets energetic when she eats. (‘I’LL LIKE IT!’ EP.1)
– She practised ballet in the past.
– Her dislikes include paprika, bell peppers, onions, pickles, garlic, and shrimp.
– Youngseo trained with NewJeans, for one year under ADOR.
– She also formerly trained under SM Entertainment.
– She has a habit of paying close attention to detail, especially for important matters.
– She is friends with Kim Eunkyul from Idol School and Sakurai Miu.
– She was previously a trainee at Source Music.
– Fans like to call her “Meow-seo.”
– Among her hobbies, she enjoys eating and creating beaded rings.
– Her favourite animal is the cat.
– She left ILLIT months before their debut and terminated her contract with Belift Lab on January 5, 2024.
Final Lineup (Youngseo):
Fancam:
