Lee Sung-jae (이성재) is a South Korean actor. He was born on August 23, 1970 in Seoul, South Korea. In a short period of time, he rose to become one of the more versatile and popular actors in Korean cinema. After working for a time on TV (his debut was the MBC drama The Love of Two Women), he launched his film career with the romantic comedy Art Museum by the Zoo opposite superstar Shim Eun-ha. The success of this movie gave him considerable attention and led to him being offered many more roles.

李成宰（이성재）是韩国演员。他于1970年8月23日出生于韩国首尔。在很短的时间内，他成为韩国电影中多才多艺和最受欢迎的演员之一。在电视上工作了一段时间后（他的处女作是MBC电视剧《两个女人的爱情》），他开始了他的电影生涯，在动物园旁的浪漫喜剧《美术馆》中与超级巨星沈恩夏演对手戏。这部电影的成功给了他相当大的关注，并导致他获得了更多的角色。