Jeong Yoon-cheol (born May 14, 1971) is a South Korean film director.
Jeong graduated from School of Film and Theater at Hanyang University.
After his successful directorial debut with short film Memorial Picture, he was selected as a member of MAMPIST and studied film editing at the Australian Film Television and Radio School.
In 2005 his heart-warming feature debut Marathon about an autistic athlete was a huge hit in Korea.
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