Joo, 1990
Actors · October 11, 1990
Joo
★ HOW OLD IS JOO?
Joo is 35 years old, born October 11, 1990 in South Korea · Libra.
#20705of 23,731 Actors on HotBirthdays
★ LEDE
About
Joo debuted as a South Korean singer and musical actress after training at JYP Entertainment, the powerhouse behind K-pop's biggest acts. Born Jung A-rin on October 11, 1990, she first appeared on Superstar Survival in 2006, then released her solo single album Young Girl in January 2008. Beyond music, she's performed in musicals like Catch Me If You Can and TV dramas including Dream High. A Libra born into a life-path number of 22, the master builder's number.
★ FEATURE
Biography
Joo (stylized JOO) is a South Korean singer, songwriter, and musical actress born October 11, 1990. Originally named Jung A-rin, she began her professional trajectory in 2006 as a contestant on JYP Entertainment's Superstar Survival. Though she didn't win the competition, she was recruited as a trainee at the label. After two years of intensive training, Joo debuted as a soloist with her single album Young Girl in January 2008. Feeling unprepared, she stepped back for another two years of training before returning in January 2011 with her EP Heartmade. As an actor and singer, Joo has balanced her recording career with stage and screen work. Her musical theater credits include Youthful March (2011–2012), Catch Me If You Can (2012–2013), and Full House (2014), while her television and film appearances span Dream High (2011) and the movie Marriage Blue (2013). A Libra with a life-path 22 — the master builder's number associated with visionary potential and large-scale creative work. South Korea's entertainment industry has long positioned singer-songwriters and musical performers as multimedia artists.
★ ORIGIN
Before Fame
Joo entered the spotlight in 2006 when she competed on JYP Entertainment's Superstar Survival, a talent search that identified potential trainees for the label. She didn't win the competition but impressed enough to be accepted into JYP's trainee program. She trained for two years before attempting her 2008 debut, then paused again to refine her craft before her 2011 comeback.
★ SIDEBAR
Trivia
- Joo's birth name is Jung A-rin, but she uses her stage name professionally.
- She debuted in January 2008 with Young Girl, but felt unprepared and returned to training for two more years.
- Beyond music, she has performed in three major musical dramas: Youthful March, Catch Me If You Can, and Full House.
★ SIDEBAR
Numerology
LIFE-PATH NUMBER
Master Number — The Master Builder
22 is 4 amplified. Builders of large, structural things — institutions, festivals, multi-decade catalogs.
★ ALL LIFE-PATH 22 CELEBS →★ ASTROLOGY
Birthday compatibility
By Chinese zodiac — san-he trine for best matches, opposing pair for the most friction-prone.
HIGHLY COMPATIBLE
- Hunter SchaferTiger · 1998
- Dylan WangTiger · 1998
- Kerris DorseyTiger · 1998
- Declan McKennaTiger · 1998
- Emily FairnTiger · 1998
CHALLENGING
- Seol In-ahRat · 1996
- Rae Lil Black
★ FAQ
Frequently asked
- How old is Joo?
- Joo is 35 years old (born October 11, 1990).
- When is Joo's birthday?
- Joo was born on October 11, 1990.
- What is Joo's zodiac sign?
- Joo is a Libra, born October 11, 1990.
- What is Joo's Chinese zodiac sign?
- Joo was born in 1990, the year of the Metal Horse.
- Where is Joo from?
- Joo is from South Korea.
- What does Joo do?
- Joo is a actor.
- Is Joo still alive?
#18,499





