Ko A-sung
Acting

Ko A-sung

August 10, 1992 (33 years old) Seoul, South Korea

Also known as: Go Ah-sung, Ko Ah-seong, گو آ-سانگ, コ・アソン, 高我星

Biography

Ko A-sung (born 10 August 1992) is a South Korean actress. She began her career as a child actress, notably in 2006 top-grossing blockbuster The Host. This was followed by major roles in Snowpiercer (2013), Thread of Lies (2014) and Office (2015), as well as the TV dramas Master of Study (2010) and Heard It Through the Grapevine (2015).

Known For

Running Man

Running Man

2010 • TV

Amazing Saturday

Amazing Saturday

2018 • TV

Snowpiercer

Snowpiercer

2013 • Movie

You Hee-yeol's Sketchbook

You Hee-yeol's Sketchbook

2009 • TV

Show!terview with Jessi

Show!terview with Jessi

2020 • TV

The Beauty Inside

The Beauty Inside

2015 • Movie

Movie Credits (23)

Acting

2013

Snowpiercer

as Yona

2015

The Beauty Inside

as Woo-jin 101

2024

Because I Hate Korea

as Joo Kye-na

2014

Thread of Lies

as Lee Man-ji

2015

Office

as Lee Mi-rye

2015

Right Now, Wrong Then

as Yeom Bora

2025

Time of Cinema

2020

Samjin Company English Class

as Lee Ja-young

2009

A Brand New Life

as Ye-shin

2016

A Melody to Remember

as Park Joo-mi

2019

A Resistance

as Yu Gwan-sun

2008

Radio Dayz

as Sun-deok

2007

Happy Life

as Gi-yeong's daughter, Joo-hee

2026

Pavane

as Mi-jung

2009

After the Banquet

as Mi-rae

2006

The Host

as Park Hyun-seo

2012

Duet

as Nancy

2023

Honeysweet

as Serenade Woman

2017

The King

as Miss Kim

2013

Snowpiercer International Special Animation

as Yona (voice)

TV Credits (19)

Acting

2010

Running Man

1 episodes

2018

Amazing Saturday

as Self

1 episodes

2009

You Hee-yeol's Sketchbook

as Self

1 episodes

2020

Show!terview with Jessi

as Herself

1 episodes

2023

The Seasons

as Self

1 episodes

2012

Baeksang Arts Awards

as Self

1 episodes

2023

Doona!

as Ha-yeon

5 episodes

2016

Midnight Diner: Tokyo Stories

as Yoona

1 episodes

2010

Master of Study

as Gil Pul-ip

16 episodes

2015

Heard It Through the Grapevine

as Seo Bom

30 episodes

2022

Tracer

as Seo Hey-young

16 episodes

2018

Life on Mars

as Yoon Na-Young

16 episodes

2021

Crime Puzzle

as Yoo-hee

16 episodes

2017

Radiant Office

as Eun Ho-Won

16 episodes

2021

Next Entertainment, Visionary

as Self

1 episodes

2025

Edward Lee's Country Cook

as Self

10 episodes

I Am Also a Film Director

1 episodes

2020

K-Ocean Pathfinders

5 episodes

2004

울라불라 블루짱

as Noh Da-ji

1 episodes

Personal Info

Known For
Acting
Gender
Female
Birthday
August 10, 1992 (33 years old)
Place of Birth
Seoul, South Korea
Popularity
0.8

Career Stats

23
Movies
19
TV Shows