Jeong Si-yeon: Jeong Si-yeon. Actress: Oh! My God. Jeong Si-yeon is known for Oh! My God (2006), A Dirty Carnival (2006) and Tunnel (2014).
Known For:Oh! My God (Female Student(as Si-yeon Jeong)),
A Dirty Carnival (In the Movie Heroine 2(as Si-yeon Jeong)),
Tunnel (Se-hee(as Si-yeon Jeong)),
Love Me Not (Actress(as Si-yeon Jeong))