Gwon Yul was a Korean army general and the commander-in-chief of the Joseon period, who successfully led the Korean forces against Japan during the Japanese invasions of Korea. He is best known for the Battle of Haengju where he defeated an attacking force of about 30,000 Japanese with 2,800 troops.

The Battle of Haengju took place on 14 March 1593 during the 1592–1598 Japanese invasion of Korea. The Japanese attack failed to overcome Haengju fortress.