The Greatness of a Hero is a Hong Kong television historical drama serial produced by TVB under executive producer Leung Choi-yuen. It first aired on Malaysia's Astro On Demand from 9 February to 6 March 2009 and on several TVB overseas cable channels in 2010. The Greatness of a Hero started its broadcast on Hong Kong's Jade and HD Jade channels on 2 April 2012.

Di Renjie, courtesy name Huaiying (懷英), formally Duke Wenhui of Liang (梁文惠公), was a Chinese politician of the Tang and Wu Zhou dynasties, twice serving as chancellor during the reign of Wu Zetian. He was one of the most celebrated officials of Wu Zetian's reign. Di Renjie is depicted in the Wu Shuang Pu by Jin Guliang.