(Korean name: Jung Su-yeon; Hangul: 정수연; Hanja: 鄭秀妍), (born April 18, 1989 in San Francisco, California) better known by her stage name Jessica
, is a Korean American singer, model, and dancer. She is a member of the Korean girl group Girls' Generation. She made her debut as a singer on August 3, 2007.
Jessica was born in San Francisco, California. She auditioned at the SM Casting System and joined the company in 2000. She was trained at SM for 7 years and 6 months. She is a 2008 graduate of Korea Kent Foreign School. As she was raised in the United States, Jessica can speak Korean and English fluently.
In addition to her group activities, Jessica released 2 singles alongside with Seohyun and Tiffany : "Oppa Nappa" (Korean: "오빠 나빠", "Bad Older Brother
") and "Mabinogi (It's Fantastic!)". In addition, she had various duets — one with Shinee member, Onew called "One Year Later", and one with Park Myeong-su, "Naengmyeon".
She also sang the "Seoul Song" with Super Junior's Leeteuk, Kyuhyun, Siwon, Sungmin and Donghae and fellow group members Sooyoung, Seohyun, Taeyeon and Sunny. She also featured in music videos for Kim Jo-han and Super Junior-M.
Jessica made her musical debut in the Korean production of Legally Blonde: the Musical
, alongside Honey Lee and Kim Ji-woo; the production opened on November 14, 2009.