Jang Dong Gun's agency announced on October 4 that Ko So Young gave birth to a son at a hospital located in Gangnam on October 4 at around 4 am.
A spokesperson for the agency said, "The baby weighs 3.23kg, and both the mother and the baby are healthy. Jang Dong Gun and his family members had watched Ko's delivery."
Jang Dong Gun delivered his feelings through the agency by saying, "I am very glad that So Young and the baby both look very healthy. I really appreciate that, and I really thank everyone who has shown concern for us."
Jang and Ko were married on May 2, and at that time, Ko So Young had been in the four month of pregnancy.
source: KBS Global