Park Hye-Su (Korean: 박혜수; born November 24, 1994), also spelled as Park Hye-soo, is a South Korean actress and singer. She participated in K-pop Star 4 as a contestant. Park rose to fame for her role in Hello, My Twenties!. Park has also been in the dramas and films Yong Pal (2015), Saimdang, Light’s Diary (2018), Will You Be There? (2016) and Swing Kids (2018). Park graduated from Eunkwang Girls' High School (2014), Daecheong Middle School (2011), and Korea University.