Jung Jae-unActing • 1998-04-20 • South KoreaJung Jae-un is a South Korean actor.Known For7.7Boy, with Caution20266.0A First Love Story2021Fan ClubNo Nerds have favorited Jung Jae-un yet — be the first.All fan clubsFrom NerdspinFilmographyActor42026Boy, with CautionTVKim Ji-tae • 8 episodes★ 7.72026刺激サブスクTVMa Min-jun (MJ) • 2 episodes2021A First Love StoryTVMin-gyu • 2 episodes★ 8.12021A First Love StoryFilmMin-gyu★ 6.0