---
name: "Ko Asung"
canonical: "https://film.one/person/ko-asung"
roles: ["Actor"]
born: "10 August 1992"
reviewed_on_fi1m: 1
average_as: "actor"
average_over: 1
updated: "2026-09-17T07:53:05.851068+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Ko Asung

Actor. Born 10 August 1992 in Seoul, South Korea.

## Details

- **Work:** Actor
- **Born:** 10 August 1992, Seoul, South Korea
- **Also known as:** Go Ah-sung, Go A-seong, Go A-sung
- **Elsewhere:** https://www.wikidata.org/wiki/Q291446, https://www.imdb.com/name/nm2163344/, https://www.themoviedb.org/person/21689

## Streaming the US now

- **Disney+:** [*Snowpiercer*](https://film.one/film/snowpiercer.md) (80)

For United States; add `?region=XX` for another country.

## Biography

Ko Asung, also credited as Go Ah-sung, is a South Korean actress. Born on 10 August 1992 in Seoul, she began her career as a child actress. She made her film debut in *The Host* (2006).

She is known for her role as Yona in *Snowpiercer* (2013). Other film roles include those in *Thread of Lies* (2014), *Office* (2015) and *A Resistance* (2019). Television credits include *Master of Study* (2010) and *Heard It Through the Grapevine* (2015). She studied psychology at Sungkyunkwan University.

*Sources: en.wikipedia.org, imdb.com, rottentomatoes.com.*

## On Fi1m (1)

- *Snowpiercer* (2013), Fi1m 80, as Yona — [page](https://film.one/film/snowpiercer.md)

## Also known for

- *The Host* (2006), Park Hyun-seo
- *The Beauty Inside* (2015), Woo-jin 101
- *Doona!* (2023), Ha-yeon
- *Right Now, Wrong Then* (2015), Yeom Bora
- *The King* (2017), Miss Kim
- *A Brand New Life* (2009), Ye-shin
- *Office* (2015), Lee Mi-rye
- *Midnight Diner: Tokyo Stories* (2016), Yoona

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/ko-asung