Stage Name: Jessica (제시카)
Birth Name: Jessica Jung Soo Yeon (제시카 정)
Korean Name: Jung Soo Yeon (정수연)
Group Position : Main Vocalist
Nicknames : Ice Princess, Sica, Sicachu, Ajumma
Languages : Korean (Fluent) , English (Fluent) , Chinese (Basic) , Japanese (Basic)
DOB: April 18, 1989
Height: 163cm
Weight: 45kg
Blood Type: B
Sibling : Younger Sister (Crystal)
School: Korea Kent Foreign School, Graduated
Casted: 2000 SM Casting System
Training Duration: 7 Years 6 Months
School: Korea Kent Foreign School (K.K.F.S.) [graduated]
- 2007 MV Kim Jo Han – Love is so late, I’m sorry
- 2007 Featured with 8eightI Love You
- 2009 Featured with Park Myung SooNaengmyun
- 2009 MV Super Junior M – Super Girl
- 2009 Musical Legally Blonde – The Musical(as Elle Woods)
- 2010 CF Song for SPC Corp. (Dunkin Donuts, Paris Baguette, Baskin Robbins)Sweet Delight
2011 OST for KBS drama Romance TownBecause Tears are Overflowing


  • Nicknamed as Ice Princess, Sergeant Sic, and Sica-sama because of the cold, predominant vibe she has.
  • Jessica was born in San Francisco, California. After street-casted by SM Entertainment when she was 11 year-old, she and her family moved to South Korea.
  • Jessica trained for more than seven years before debuting with SNSD, making her the one who trained longest among the nine members.
  • Her younger sister, Krystal Jung, is a member of label-mate idol group, f(x).
  • Jessica is allergic to cucumber.
  • Jessica is SNSD’s resident sleepy-head. She can sleep up to 16 hour a day and is the hardest member to wake up.
  • Jessica once revealed that her hobbies are soccer and boxing. She also loves reading books and magazines.
  • She made her musical debut as Elle Woods in the musical adaptation of Legally Blonde.
  • Sica has the longest training years
  • Sica and Sooyoung once tried to set up a three-girl group called called Goneko (kittens in Japanese I believe?), but the plans fell through (here)
  • Sica really hates cucumber and it’s smell
  • Sica has a habit of drinking water before doing a live stage
  • Sica cries when she’s angry
  • When she is scared, she starts to make dolphin sounds and kicks anything at sight
  • Sica’s show flew away once while performing Tell Me Your Wish Live
  • Yuri once said to her, “You are a warm Ice.”
  • Sica walks with her feet outward
  • When they flooded their dorm because they forgot to close the washing machine.
  • everyone cleaned it up except for Sica who was still asleep
  •  Sica was once reported missing. Turns out that she was in a bathroom, sleeping
  • Sica won the award,”Most Tempered” among KARA and SNSD members. She was voted by other boy Groups
  • Sica explains the “Sica Effect” Once. She said it is a state where the atmosphere suddenly turns cold at her presence
  • Sica has a younger sister (Krystal), and said that she’s is unable to be a good example for her sister and added that she seems like she can’t watch over her like an elder sister (MTV SNSD)
  • Sica’s Korean name is Jung Soo Yeon
  • Once, Sica got diamond ring from her fans for her birthday (here)
  • Back in her training days, Jessica was a member of the school soccer team (and was apparently very good). SM made her quit because they were worried that she might hurt her face
  • Sica and Krystal got the “Most Popular Celebrity Siblings” title..<ent. relay>
  • Sica got the second place (next to JaeJoong) in a poll: Korea’s blonde bombshell
  • Sica performed “One Year Later” with SHINee’s Onew
  • Sica sang a popular duet called “Naeng Myeon” with Park Myung Soo which topped the cyworld during the summer
  • Sica’s solo performance in their first solo concert is “Barbie Girl” which is performed with SHINee’s Key, and at one point with SuJu’s HeeChul
  • Together with SHINee’s JongHyun, Sica sang “Sexy Love”
  • Sica was called a pervert because she took pictures of the members while they’re changing. <epic!>
  • Sica is good at lip-reading.. she got 5 out of 7(or 8?)right <family ent.>
  • Sica won the poll “The female celebrity korean boys want to date on the first snowfall of the year”.
    <ice princess much??? lol>
  • Onew is grateful to her because she recommended him to star in a musical (brothers were brave).
  • Sica likes to wear Abercrombie and Fitch
  • Former 2PM’s JaeBeom was believed to have titled a file “The Seduction of Jessica” but it turned out that Taecyeon was the culprit <idol army>
  • 2PM’s JunHo gave her a chocolate during the Dream Team recording which became a hot topic on the internet
  • Sica also sang “You Raise Me Up” with Lena Park on Hollywood bowl.

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