Park Sang-woo (Korean: 박상우), better known by his stage name, Park Hae-joon (박해준), is a South Korean actor. He gained widespread recognition for starring in dramas The World of the Married (2020), The 8 Show (2024), When Life Gives You Tangerines (2025), and the films Believer (2018), 12.12: The Day (2023), and Yadang: The Snitch (2025).