Cast & creator

Jung Jae-un

1998-04-20 (age 28) South Korea Website

Best known for Boy, with Caution, A First Love Story, A First Love Story

Jung Jae-un is a South Korean actor.

Also known as: 정재운, Jung Jae Woon , Jung Jaewoon, Jung Jae-un

Movies

film credits

Series

television credits

Career

2021–2026 · acting roles

Credit score

7.7

average across scored titles

Signature credits

Known for

Ordered by popularity

★ 9.0

Boy, with Caution

Kim Ji-tae · 2026

★ 6.0

A First Love Story

Min-gyu · 2021

★ 8.0

A First Love Story

Min-gyu · 2021

刺激サブスク

Ma Min-jun (MJ) · 2026

Across film & television

Filmography (4)

Showing 4 of 4 credits

Series

★ 9.0

Boy, with Caution

Kim Ji-tae

2026

Movie

★ 6.0

A First Love Story

Min-gyu

2021

Series

★ 8.0

A First Love Story

Min-gyu

2021

Series

刺激サブスク

Ma Min-jun (MJ)

2026