Lee Joo-sil

Lee Joo-sil (; 8 March 1944 – 2 February 2025) was a South Korean film, television and theatre actress. She was known for playing Hwang Jun-ho's mother in the second season of the South Korean dystopian survival thriller action television series Squid Game.

Lee began her acting career in live theater in 1965. At the 24th Baeksang Arts Awards, she won a Baeksang Arts Award in the category Best Theatre Actress. She earned her doctorate degree in public health from Wonkwang University in 2010.

In 1993, Lee was diagnosed with breast cancer but recovered ten years later. She died from stomach cancer at her family's home in Uijeongbu, on 2 February 2025, at the age of 80, having been diagnosed with the disease three months prior.

Filmography A Single Spark (1995) - Tae-il's mother The Uninvited (2003) - Ms. Song Face (2004) - Hyun-min's mother Blossom Again (2005) - In-young's mother Running Wild (2006) - Do-young's mother The City of Violence (2006) - Seok-hwan's mother Hot for Teacher (2007) - Headmaster Nun Black House (2007) - Vice Principal Punch Lady (2007) - Ha-eun's mother Le Grand Chef (2007) - Han's mother Sunny (2008) - Mother-in-Law Antique (2008) - Jin-hyuk's grandmother Hello, Schoolgirl (2008) - Laundromat mother The Sword with No Name (2009) - Ja-yeong's mother The Tower (2012) - Mrs. Jung Commitment (2013) - Hwang Jeong-sook The Chosen: Forbidden Cave (2015) - Dol-soon's mother Oh My Ghost (2015) - Bong-sun's grandmother Tomorrow Victory (2015 – 2016) - Park Bok-soon Train to Busan (2016) - Seok-woo's mother Chang-ok's Letter (2017) - Chang-ok Bad Thief, Good Thief (2017) - Kim Soon-Cheon Notebook from My Mother (2018) - Ae Ran Sunkist Family (2019) - Grandmother Goo-hae-jwo (2019) - Sung Ho's grandmother Mystic Pop-up Bar (2020) - Lee Kkeut Sun Voice (2021) - Park Eun Soo's grandmother Hospital Playlist (2021) - Brain tumor patient The Witch's Diner (2021) - Lee Bok Nam Would You Like a Cup of Coffee? (2021) - Ms. Hwang Happiness (2021) - Ji Sung-Sil It's Beautiful Now (2022) - Jung Mi-Young Divorce Attorney Shin (2023) - Yang Bok-sun The Good Bad Mother (2023) - Jung Gum-ja's Mother-in-law The Uncanny Counter (2020 – 2023) - Jang Choon Ok, So Moon's grandmother Squid Game (2024) - Hwang Jun-Ho's mom