Kim Yoo-jung is a South Korean actress. She debuted as a model for a confectionery brand at the age of four. After her acting debut in 2003, she became one of the most in-demand child actresses in Korea. She gained public attention for starring in television series Dong Yi (2010), Moon Embracing the Sun (2012), May Queen (2012), Golden Rainbow (2013), Secret Door (2014) and Angry Mom (2015). She also starred in the films Commitment (2013), Thread of Lies (2014), and Circle of Atonement (2015). She hosted music show Inkigayo from November 2014 to April 2016.

Clean with Passion for Now is a 2018 South Korean television series starring Yoon Kyun-sang, Kim Yoo-jung and Song Jae-rim. It is based on the popular webtoon of the same title by Aengo, which was first published by KakaoPage in 2013, and was later published by Comico Korea in 2015. It aired on JTBC from November 26, 2018 to February 4, 2019, every Monday and Tuesday at 21:30 (KST).