Koo Ja-sung
![Koo Ja-sung](http://image.tmdb.org/t/p/h632/ak3M9xh2UYkCbY6JjGsNqoY3Y8U.jpg)
Known For: Acting
Gender: Male
Date of Birth: September 22, 1992 (32 years old)
Goo Ja Sung is a South Korean actor and model. He made his acting debut in 2007. He has appeared in various dramas since his debut including, “Misty” (2018) and “The Secret Life of My Secretary” (2019).