How old is Sang Heon Lee?
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Sang Heon Lee: Age, height and facts about the XO, Kitty actor
2. How old is Sang Heon Lee?
Sang Heon Lee's birthday is on May 21st, and according to an interview with South China Morning Post, he was born in 1996. That makes him 27 years old. Thanks to his sister Gia Kim's birthday message, we also know he's a couple of years younger than her. [Mark Von Holden/Variety via Getty Images]
