Jo Dong-hyuk is a South Korean actor. He made his acting debut in Make It Big (2002), followed by erotic films Hypnotized (2004), The Intimate (2005), and Searching for the Elephant (2009). On television, Jo starred in family dramas Likeable or Not (2007) and The Moon and Stars for You (2012), period action thriller Yaksha (2010), and medical drama Brain (2011).

Searching for the Elephant is a 2009 South Korean psychological thriller written, directed and produced by S.K. Jhung. It stars Jang Hyuk, Jo Dong-hyuk and Lee Sang-woo as three male friends who deal with sex addiction, anxiety and other contemporary disorders.