Nam Ji-hyun (born September 17, 1995) is a South Korean actress who successfully transitioned from being one of the industry's premier child artists to an acclaimed lead, well-loved for her roles in Queen Seondeok, Shopping King Louis, Suspicious Partner, and 100 Days My Prince.
Nam began her career as a child actress, and is best known for her roles in East of Eden (2008), Queen Seondeok (2009), Will It Snow for Christmas? (2009), Angel Eyes (2014), and What Happens to My Family? (2014). She also appeared in the miniseries Girl Detective, Park Hae-sol, teen drama To the Beautiful You, and the films A Reason to Live and Hwayi: A Monster Boy.
In 2016, she headlined her first drama, MBC's romantic-comedy Shopaholic Louis with Seo In-guk, where she impressed viewers with her acting.
In 2017, she starred in SBS's legal drama Suspicious Partner alongside Ji Chang-wook. The show enjoyed modest viewership share, but it beat its competitor by topping the important 20-49-year-old demographic, as well as streaming, popularity, and brand reputation charts for consecutive weeks. In 2018, Nam starred alongside EXO's D.O in the historical romance drama 100 Days My Prince. The series was a commercial success, becoming the fifth highest-rated Korean drama in cable television history. In 2020, Nam starred in the fantasy mystery thriller 365: Repeat the Year as a perfectionist webtoon writer.

Good Partner
Han Yu-ri · (16 episodes)
2024

High Cookie
Choi Soo-young · (20 episodes)
2023

Little Women
Oh In-kyung · (12 episodes)
2022

Street Woman Fighter
Self · (1 episode)
2021

The Witch's Diner
Jeong Jin · (8 episodes)
2021

Off The Course
Kang Soo Ji · (2 episodes)
2021

Sixth Sense
Self · (1 episode)
2020

365: Repeat the Year
Shin Ga Hyun · (24 episodes)
2020

Dear My Room
Bride · (1 episode)
2018

100 Days My Prince
Hong-sim / Yoon Yi-seo · (16 episodes)
2018

Amazing Saturday
Self · (1 episode)
2018

Suspicious Partner
Eun Bong-Hee · (40 episodes)
2017

Shopaholic Louis
Ko Bok-Shil · (16 episodes)
2016

The Map Against The World
Soon-sil
2016

Tunnel
Mi-Na
2016

Mystery Freshman
Oh Ah-young · (2 episodes)
2016

Late Night Restaurant
Hye-ri · (1 episode)
2015

What Happens to My Family?
Kang Seo-Wool · (53 episodes)
2014

Angel Eyes
Young Yoon Soo-wan · (20 episodes)
2014

Hwayi: A Monster Boy
Yoo-kyung
2013

To the Beautiful You
Hong Da-hae · (16 episodes)
2012

Can't Live Without You
Eun Deok · (110 episodes)
2012

Little Girl Detective
(4 episodes)
2012

Little Girl Detective
(4 episodes)
2012

A Reason to Live
Ji-min
2011

Warrior Baek Dong Soo
Yoo Ji-sun (young) · (29 episodes)
2011

It's Me, Grandmother
Eun Ha · (1 episode)
2010

Running Man
(3 episodes)
2010

Be with Me
Student
2010

Giant
young Hwang Jung-yeon · (60 episodes)
2010

Happy Ulleung Man
Narrator
2010

Will It Snow For Christmas?
Han Ji-wan (young) · (16 episodes)
2009

If You Were Me 4
Park Jin-ju (Blue Bird on the Desk)
2009

The Great Queen Seondeok
young Princess Deokman · (62 episodes)
2009

East of Eden
Kim Ji-hyun (10 years old) · (56 episodes)
2008

Our Happy Ending
Kang Mi-Na · (2 episodes)
2008

King Sejong the Great
young Princess Shim · (86 episodes)
2008

Lobbyist
young Yoo So-young (Maria) · (24 episodes)
2007

Mapado 2: Back to the Island
Girl in the past
2007

My Love
Kim Min · (20 episodes)
2006

My Captain Mr. Underground
Park Ji-min
2006

Shadowless Sword
young Yeon So-ha
2005

Say You Love Me
Seo Young-chae [young] · (15 episodes)
2004

The Clinic for Married Couples: Love and War
(1 episode)
1999