Birth Name: Oh Hye Rin
Stage Name: Raina
Birthday: May 7, 1989
Label: Pledis entertainment
Group: After School
Position: Main Vocalist
Height: 166 cm
Weight: 46 kg
Blood Type: B
Star Sign: Taurus
Zodiac Sign (Chinese calendar): Snake
Religion: Christian
Family: Older brother
Languages: Korean and Japanese
Instagram: @raina_57
Twitter: @raina57

- She is in After School's sub unit Orange Caramel and A.S. Blue
- Went to the same High School as 2AM’s Jo Kwon.
- Used to be a trainee in JYP Entertainment.
- Attended Howon University.
- Previously auditioned for Mnet’s Superstar K.
- Was a barista at The Coffee Bean & Tea Leaf.
- Was introduced by Pledis through an intro clip in which she sang Destiny’s Child “Stand Up For Love”.
- Wrote the lyrics of Orange Caramel’s “Still…” and “Standing in This Place”.
- Wrote the lyrics of After School’s “Love Love Love”.
- Featured in Kan Jong Wook’s “Even After A Day”.