Acting
Jung Gun-joo
He is a South Korean actor. He has starred in the MV for DAY6's song "I like you". In August 2019, he left JYP Entertainment and joined Blossom Entertainment.
Acting
- 2025Mercy for NoneCheon Hae-beom7 ep.
- 2025Way Back LoveLee Hong-seok6 ep.
- 2024Check in HanyangChun Joon-hwa16 ep.
- 2024When You Turn The CornerWon seo-hu1 ep.
- 2024Bitter Sweet HellMoon Tae Oh [Do Hyun's tutor]12 ep.
- 2023Hong Seok-cheon's Jewelry BoxSelf2 ep.
- 2023The Secret Romantic GuesthouseJung Yoo-Ha18 ep.
- 2022Kiss Sixth SenseYe-sul's ex-boyfriend1 ep.
- 2021Monthly Magazine HomeShin Gyeom16 ep.
- 2020True BeautyRyu Hyung Jin [Baseball player]1 ep.
- 2020Oh My BabyChoi Kang Eu Tteum16 ep.
- 2020Ending AgainChoi Woong12 ep.
- 2019Extraordinary YouLee Do-hwa32 ep.
- 2019The Best EndingChoi Woong8 ep.
- 2018W.H.Y.Cha Yeon-wu10 ep.
- 2018A-TEENMr. Choi [P.E. Teacher]1 ep.
- 2018Fork You Boss 2Jung Gun Joo [Intern]1 ep.
- 2018Should We Kiss First[Man at expressway rest area]1 ep.
- 2018Flower Ever AfterChoi Woong11 ep.
- 2010KBS Drama SpecialJo Woo-Jin2 ep.
- 1992SBS Drama AwardsSelf3 ep.
- —Ma TeresaYoo Ah-ram1 ep.
- —M: Mixed TwinsJi-seok1 ep.
Guest appearances
- 2023Hong Seok-cheon's Jewelry BoxSelf2 ep.
- 2018KBS Drama SpecialJo Woo-Jin, Won Seo-Hu2 ep.
- 2022Kiss Sixth SenseYe-sul's ex-boyfriend1 ep.
- 2021True BeautyRyu Hyung Jin [Baseball player]1 ep.
- 2018A-TEENMr. Choi [P.E. Teacher]1 ep.
- 2018Should We Kiss First[Man at expressway rest area]1 ep.
Also known as: 정건주 · Jeong Gun-ju · 郑干柱