Birthday:
Lee Si-yeon (이시연) is a South Korean actress. Prior to her sex reassignment surgery in 2007, she was sometimes credited under her male birth name of Lee Dae-hak (이대학).
Birthday: July 24, 1980
December 14, 2001
December 12, 2007
January 31, 2008
December 12, 2002
April 14, 2010
November 08, 2003