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Seo Ji-hoon

Personal Information

Known ForActing
GenderMale
Birth DateApr 25, 1997 (29 years old)
Zodiac Sign♉Taurus
Place of BirthDaegu, South Korea
Career Span2010 – Present (17 yrs)
Known Credits31 Titles
Official Links
IMDbInstagramWWikidata
ActingPopularity Score 2.2

Seo Ji-hoon

Also known as:Seo Ji-Hun徐智勋Seo Ji HoonSeo Ji Hun
Total Works

31

2 movies • 29 shows

Avg Rating

7.3 / 10

across rated releases

Box Office

—

worldwide gross

Global Reach

#2

TMDB star index

Biography

Seo Ji-hoon is a South Korean actor under Management Koo. He debuted in the hit drama “Signal” as the villainous Jang Tae Jin. He later landed his first lead roles in “Matching Boys Archery” as the puppy-like Yoo Ji Wan. He enlisted in the military on February 3, 2026

Signature Roles & Milestones

Revenge of Others
8.2
Revenge of Others
2022•series
as Seok Jae-beom
The Battleship Island
7.2
as Joseon Draftee
Running Man
8.2
Running Man
2010•series
Signal
8.2
Signal
2016•series
as Jang Tae-jin

Photos & Headshots4

Full Filmography & Credits

Showing 31 titles featuring Seo Ji-hoon

Revenge of Others
8.2
12 eps
Revenge of Others
2022•series

as Seok Jae-beom

The Battleship Island
7.2

as Joseon Draftee

Running Man
8.2
1 eps
Running Man
2010•series
Signal
8.2
6 eps
Signal
2016•series

as Jang Tae-jin

Prison Playbook
8.2
4 eps
Prison Playbook
2017•series

as Min Shik [Ji Ho’s friend]

My Lovely Liar
7.8
16 eps
My Lovely Liar
2023•series

as Lee Kang-min

School 2017
7.3
16 eps
School 2017
2017•series

as Yoon Kyung-woo

Imitation
7.6
1 eps
Imitation
2021•series

as Yoon Bin

Payback: Money and Power
6.2
2 eps

as Developer Cha [Blue Net Developer]

Flower Crew: Joseon Marriage Agency
6.0
16 eps

as Lee Soo

Solomon's Perjury
7.0
12 eps
Solomon's Perjury
2016•series

as Bae Joon-Young

Seasons of Blossom
5.4
16 eps
Seasons of Blossom
2022•series

as Lee Ha-min

Misty
7.4
16 eps
Misty
2018•series

as Ha Myung Woo [Young]

Meow, the Secret Boy
6.9
24 eps

as Lee Jae-seon

The Midnight Studio
8.1
2 eps
The Midnight Studio
2024•series

as Yoon So Myeong

My Youth
7.5
12 eps
My Youth
2025•series

as Kim Seok-ju

To All The Guys Who Loved Me
7.1
32 eps

as Park Do-Gyeom

Tarot
7.9
1 eps
Tarot
2024•series

as Woo Jae Yoon [One Person Storage]

BEGINS ≠ YOUTH
8.6
12 eps
BEGINS ≠ YOUTH
2024•series

as Kim Hwan

Matching! Boys Archery
1.8
8 eps

as Yoo Ji Wan

The Destiny Changer
1.1
6 eps
The Destiny Changer
2024•series

as Geum Tae-yeong

Touch
6.2
1 eps
Touch
2020•series

as [Girl on the plane's boyfriend]

Mama Fairy and the Woodcutter
7.0
16 eps

as Kim Geum

The Legendary Lackey
4.0

as Jo Tae-woong

My First Love
6.4
10 eps
My First Love
2018•series

as Young Kang Shin-Woo

KBS Drama Special
7.4
1 eps
KBS Drama Special
2010•series

as Jo Tae Woong

A Special Meal of the Weirdo 'Nara'
4.7
4 eps

as Go Shi Saeng

Drama Stage
4.0
1 eps
Drama Stage
2017•series

as Kim Young Hoon

Blue Dragon Series Awards
1 eps

as Self

On/Off
2 eps
On/Off
2024•series

as Jang Jun Chul

Mepsi Meow
10 eps
Mepsi Meow
2017•series

as Yeon Woo