Lee Si-yeon (李詩妍)

 Age: 33

Country: South Korea

Marital Status: Single

Lee Si-yeon, born on July 24, 1979, was once widely known as a male model named Lee Dae-hak. With his feminine appearance and slim figure, Lee was the first male model in South Korea to perform for a famous woman's clothing brand. After suffering various pressures in show business, Lee decided to become a girl in 2007.

In 2002, Lee appeared in the South Korean comedy film "Sex Is Zero", acting an effeminate man. In 2007 after her sex change, she returned to participate in the sequel "Sex Is Zero 2".