E J-yong (Korean: 이재용; born September 5, 1966) is a South Korean film director and screenwriter. His feature films include An Affair (1998), Untold Scandal (2003), Dasepo Naughty Girls (2006), and Actresses (2009).

E J-yong (his preferred stylized, phonetic spelling; more conventionally romanized as Lee Jae-yong) was born in Daejeon, South Chungcheong Province in 1966. He studied Turkish at Hankuk University of Foreign Studies. After graduating from university, he went backpacking around the world in the late 1980s and fell in love with cinema. E said, "I saw Who Framed Roger Rabbit in Germany, Au revoir les enfants in London, and Barry Lyndon and Pelle the Conqueror in Australia. After I came home, I had to choose a job and movies were the only thing I was interested in. I couldn't imagine wearing a suit and working in a bank."[1] E entered the Korean Academy of Film Arts in 1990 and studied filmmaking.