Acting · b. 1985 Jung Da-hye Biography Jung Da-hye (정다혜) is a South Korean actress. Acting The Etudes of Love Su-jeong 2013 Heartbeat Na Soo-young 2011 The Servant Servant Flirting with Potato 2010 Romance of Their Own Han Da-reum 2004 Oh! Happy Day Kong Seon-Ji 2003 Agent-readable