Kwak Do-won (born Kwak Byung-kyu on May 17, 1973) is a South Korean actor.

Career
Kwak is known for his roles in the films The Yellow Sea (2010), Nameless Gangster: Rules of the Time (2012), The Attorney (2013), The Wailing (2016), Asura: The City of Madness (2016), Steel Rain (2017) and the television series Phantom (2012).

In May 2019, Kwak signed with new agency Mada Entertainment.Later in July 2022, Kwak renewed his contract with Mada Entertainment.