November 25 1991
Jung Woo-sung was born on March 20, 1973.
Kim Woo-Sung was born in 1986.
Sung J. Woo was born in 1971.
Jung Woo-sung was born on March 20, 1973.
Woo Sung-Yong was born on 1974-08-18.
Park Sung-woo was born on 1972-07-07.
Jung Woo-sung is 38 years old (birthdate: March 20, 1973).
he has no gf
Kevin Woo (Woo Sung-hyun) is 26 years old (born November 25, 1991).
I think in episode 27. Hwan finds him for eun sung.
John Woo was born on May 1, 1946.
He grew up in San Francisco and his american name is Kevin Woo, but his full korean name is Woo Sung Hyun. Hope this helped you :)