On Joo-wan

In this Korean name, the family name is Song. In the stage name or pen-name, the surname is On.

Song Jeong-sik (Korean: 송정식; born December 11, 1983), better known by his stage name On Joo-wan, is a South Korean actor. He won widespread praise for his leading role in the film The Peter Pan Formula, and also appeared in My Mighty Princess, 12 Signs of Love, and The Five.^[2][3]

On Joo-wan
On Joo-wan in 2019.
Born	Song Jeong-sik (1983-12-11) December 11, 1983 (age 41) Daejeon, South Korea
Other names	Ohn Ju-wan
Education	Seoul Institute of the Arts - Broadcasting
Occupation	Actor
Years active	2004–present
Agent	Haewadal Entertainment[1]
Korean name
Hangul	송정식
Hanja	宋正植
RR	Song Jeongsik
MR	Song Chŏngsik
Stage name
Hangul	온주완
Hanja	溫朱莞
RR	On Juwan
MR	On Chuwan

Personal life

On July 4, 2025, it was announced that On would marry his Beautiful Gong Shim co-star Bang Min-ah after dating for four years.^[4]

Filmography

Film

Year	Title	Role	Notes	Ref.
2004	Flying Boys	Lee Chang-seob
2005	The Aggressives	Jjaeng
	The Peter Pan Formula	Kim Han-soo
2006	If You Were Me 2	Employee	Segment: "Hey, Man!"
	The City of Violence	Young Tae-su
	Bloody Tie	Yoo Sung-geun
2007	The Cut	Joong-suk
2008	My Mighty Princess	Il-young
2012	The Taste of Money	Yoon Chul/Charlie
	Natural Burials – The Movie	Jung-hoon
2013	The Five	Oh Jae-wook
2014	Obsessed	Kyung Woo-jin
2015	Remember You	Dong-gun
	Time Renegades	Teacher Park
2020	Honest Candidate	Kim Jun-young
2022	Honest Candidate 2		Special appearance	[5]

Television series

Year	Title	Role	Notes	Ref.
2002	Rustic Period	Japanese student 1
2005	That Summer's Typhoon	Han Ji-hoon
2007	Chosun Police 1	Kim Kang-woo
2011	My Love By My Side	Go Seok-bin
2012	12 Signs of Love	Cha Jin-oh
	Natural Burials	Jung-hoon
2013	The Blade and Petal	Bojang of Goguryeo
2014	Drama Special: "Illegal Parking"	Noh Jung-do
	The Idle Mermaid	Lee Hyun-myung
	Punch	Lee Ho-sung
2015	The Time We Were Not in Love	Himself	Cameo; episode 2
	The Village: Achiara's Secret	Seo Ki-hyun
2016	Beautiful Gong Shim	Seok Joon-soo
2017	Man in the Kitchen	Jung Tae-Yang
2019	The Lies Within	Jin Young-min
2021	The Penthouse: War in Life	Baek Joon-ki	Cameo (Season 2, episode 13) Series regular (Season 3)	[6]
2023	Moon in the Day	Han Min-oh		[7]

Television shows

Year	Title	Role	Notes	Ref.
2015–2016	Shaolin Clenched Fist	Fixed cast member as "#2"	Episodes 1–13	[8]
2017	King of Mask Singer	Contestant as "Young Master, Shows a Bitter Taste"	Episodes 103–104	[9]
2020	Sea Police 2	Main cast
2021	Awesome Romance	Host		[10]

Hosting

Year	Title	Notes	Ref.
2021	Korean Popular Culture and Arts Awards	with Jang Ye-won	[11]

Radio shows

Year	Title	Role	Notes	Ref.
2008	Lee Juck's TenTen Club			[citation needed]

Stage

Theatre

Year	Title	Role	Notes	Ref.
2016	Newsies	Jack Kelly
2018–2019; 2020–2021	The Days	Kang Moo-young
2022	Sandglass (모래시계)	Tae-soo		[12]

Awards and nominations

Name of the award ceremony, year presented, category, nominee of the award, and the result of the nomination

Award ceremony	Year	Category	Nominee / Work	Result	Ref.
Baeksang Arts Awards	2007	Best New Actor – Film	The Peter Pan Formula	Nominated
Blue Dragon Film Awards	2006	Best New Actor	The Peter Pan Formula	Nominated
Dubai International Film Festival	2006	Best Actor	The Peter Pan Formula	Won	[13]
Golden Cinematography Awards	2007	Best New Actor	The Peter Pan Formula	Won
Korea Drama Awards	2018	Excellence Award, Actor	Man in the Kitchen	Won	[14]
Korean Film Awards	2006	Best New Actor	The Peter Pan Formula	Nominated
MBC Drama Awards	2017	Excellence Award, Actor in a Weekend Drama	Man in the Kitchen	Nominated	[15]
SBS Drama Awards	2016	Special Acting Award, Actor in a Romantic Comedy Drama	Beautiful Gong Shim	Won
	2021	Best Character Award, Actor	The Penthouse: War in Life 2 and 3	Nominated