- Birth Name: 류영서 (Ryu Youngseo)
- Stage Name: Youngseo
- Nationality: South Korean
- Date of Birth: 2002.06.13
- Zodiac Sign: Gemini
- Chinese Zodiac: Horse
- Height: N/A
- Weight: N/A
- Blood Type: AB
- Personal Social Media: N/A
Youngseo Facts & TMI
- Youngseo was born and grew up in Changwon, Gyeongsangnam-do.
- His family consists of mother, father, and a younger sister (born 1998).
- He is a former trainee of Source Music.
- He attended the same audition academy (TNS Academy in Changwon) alongside fellow member Muzin.
- His official position is main vocal.
- His favorite foods are mara stew, fried chicken, macaron, desserts, and fruits.
- He doesn’t like mushrooms.
- He likes mint-choco flavor.
- He likes spicy food but can’t really eat it.
- His hobbies are finding delicious macaron shops, reading, and watching Netflix.
- His favorite season is spring.
- His MBTI personality type is ESFP.
- He sometimes speaks in Gyeongsangnam-do accents.
- Among his nicknames are Ppangseo, strawberry milk, and milkboy (because of his white fair skin).
If you have more fun facts about Youngseo, write down in the comment section below!