Han Joon-woo made his acting debut with a minor role in the 2013 sports-comedy film Mr. Go. This was followed by appearances in several movies such as Tazza: The Hidden Card in 2014 and Gangnam Blues in 2015. In 2019, he landed his first television acting gig in the JTBC rom-com Be Melodramatic. In 2020, he played supporting roles in SBS’s Hyena and tvN’s My Unfamiliar Family. That same year, he starred alongside Park Sung-hoon and Nana in the KBS2 series Memorials. In 2021, he joined the high-rating tvN thriller Happiness.

Han Joon-woo graduated from the University of Massachusetts Amherst in the United States.