- Y U R I (유리)
- Stage Name: Black Pearl YURI (흑진주 유리 – heukjinjoo Yuri)
Birth Name: Kwon Yu-ri (권유리)
- Nicknames: Yul, Kkab-Yul (hyper/playful Yul), Kwon Seobang (Husband Kwon), Kwon Banjang (Class-President Kwon), BK Yuri
- Position: Supporting Vocalist/2nd Main Dancer
Date of Birth: December 5, 1989
Zodiac Sign: Sagittarius
- Bloodtype: AB
- Sibling(s): 1 older brother (Kwon Hyuk-jun)
Language: Korean (Fluent), English, Chinese (Fluent), Japanese
- Specialty: Dance, Acting, Swimming
- Casted: 2001 SM 1st Annual Youth Best Contest (Best Dancer, 2nd Place)
- Training Duration: 5 Years 11 Months
- School: ChungAng University (중앙대학교) Department of Theater | graduated from Neunggok High School
- 2005 KM Super Junior Show ‘The King’s Boyfriend’
- 2006 CF Dongil Highvill Lake City
- 2006 MV DBSK - ‘Beautiful Life‘
- 2006 CF China Chocopie CF (with Jang Dong-gun)
- 2006 CF East-West food Hat Choco mitte
- 2007 Movie ‘Attack on the Pin-Up Boys‘ (as Ballet Girl)
- 2007 Sitcom KBS ‘Unstoppable Marriage’ (as Kwon Yu-ri)
- 2008 OST for SBS drama Working Mom ‘Ggok‘ (with Sooyoung)
- 2008 Variety Show KBS2 ‘Kko Kko Tour’ season 2
- 2009 MV K.Will – ‘Tears are Dropping (눈물이 뚝뚝)‘
- 2009 MV Joo Hyunmi & Seohyun - ‘Jjalajajja (짜라자짜)‘
- 2009 MC for MBC Music Core (with Tiffany)
- 2009 Variety show KBS2 ‘Invincible Youth’ (as part of Girl7)
- 2010 CF ‘Biotherm’ (with Daniel Henney; Tiffany & Sooyoung)
- SNSD’s biggest prankster.
- Her image is that of sexiness, but she’s also known for her “kkab” (crazy / hyper, playful acts).
- Yuri often talks to herself in a self-hypnosis way.
- Among her nicknames are “Black Pearl” and “Cola”, both referring to her unique personality and her tanned skin.
- She wrote the lyrics to one of SNSD’s ballads, titled “Mistake”. The song was included in SNSD’s third mini-album.
- Yuri is a health nut. Every morning, Yuri drinks grinded Ma juice mixed with milk, honey, and apples. She also regularly drinks Chinese herbal tonic.
- She does yoga. On the variety show ‘Invicible Youth’, there was a segment of “Yuri’s Yoga Classroom”.
- “Yuri” literally means “glass” in Korean.
- Yuri collects Mickey Mouse items. She also likes anime/manga Crayon Shinchan.
- She gained the nickname “BK Yuri” after she threw an impressive underhand opening pitch at a baseball game back in 2007. The nickname is taken from Byunghyun Kim, a former major league player known for his underhand pitch.
- Yuri’s favorite Japanese food is takoyaki.
- Yuri’s ideal man is Song Seung-hoon.
- She attends ChungAng University’s Department of Theater along with BIGBANG’s Seungri. Fellow member Sooyoung is her senior in the same department.