한 Hyoin Hyoin (효인) was a South Korean Female Artist. She started in group Blah Blah. She retired in 2019. Read All General Information International Stage Name : Hyoin Domestic Stage Name : Pronounce 효인 Date of Birth : 1994-08-07 (age 32) Zodiac : Leo Country of Birth : South Korea Related Artists : Blah Blah - Vocal,Rapper,Maknae Artist retired : 2019 Original group : Blah Blah (No longer a member) Images No images yet