Lee Jung-jin (born May 25, 1978 in Seoul, South Korea), is a South Korean actor.
Lee Jung-jin graduated from Konkuk University with a degree in horticulture before studying acting at Hanyang University.
Lee worked as a fashion model before being discovered by Jeong Young-beom, the CEO of talent agency Star J Entertainment. He made his acting debut in the 1998 sitcom Soonpoong Clinic, and has since appeared in many television dramas, including Two Outs in the Ninth Inning, Love Story in Harvard, The Fugitive: Plan B, and A Hundred Year Legacy.