
Moon Seong-hyun
Acting
Born 2006-06-02 · South Korea
Moon Seong-hyun is a South Korean actor born on June 2, 2006. He is known for playing the younger versions of male leads in several popular K-dramas, beginning his career in 2021. He is managed by FNC Entertainment. He first appeared in the 2021 dramas Vincenzo and Hometown Cha-Cha-Cha. He gained significant recognition for his role as the young Seo Yul in the fantasy drama Alchemy of Souls and as Prince Simso in the historical series Under the Queen's Umbrella. His emotional performance in the latter received high praise. In 2024, Moon took on his first starring role in the web drama The Chairman of Class 9.he was nominated for "Best Young Actor" at the 60th Baeksang Arts Awards and won "Best Young Actor" at KBS Drama Awards with Beauty and Mr. Romantic.
Acting

Trigger
Teenage Moon Baek

Fragment

The Chairman is Level 9
Na Yi-soo

Beauty and Mr. Romantic
Ko Pil-seung (teen)

Queen of Tears
Baek Hyun-woo (teen)

Dr. Cheon and the Lost Talisman
Young Dr. Cheon

Reborn Rich
Jin Seong-jun (young)

Under the Queen's Umbrella
Prince Shimso

Stock Struck
Lim Ye Joon (teen)

Alchemy of Souls
Seo Yul (teen)

Shooting Stars
Gong Tae-seong (teen)

The King of Pigs
Kang-min (teen)

The One and Only
Min Woo-Cheon (teen)

Hometown Cha-Cha-Cha
Hong Doo-shik (teenager)

Vincenzo
Jang Han Seok [Teen]

Hello, Me!
Chae Seong-U / Chae Chi-Su