한 Yoonseo Yoonseo (윤서) was a South Korean Female Artist. She started in group 1PS. She retired in 2015. Read All General Information International Stage Name : Yoonseo Domestic Stage Name : Pronounce 윤서 Full Name : Lee Yoonseo Pronounce Full Domestic Name : Pronounce 이윤서 Date of Birth : 1992-04-13 (age 34) Zodiac : Aries Country of Birth : South Korea Related Artists : 1PS - Vocal Artist retired : 2015 Original group : 1PS (No longer a member) Images No images yet