Zhuge Zhan is one of the supporting characters in the 14th-century Chinese classic novel Romance of the Three Kingdoms by the late Luo Guanzhong, and its multiple adaptations. He is one of the sons of Zhuge Liang and Yueying.
Many versions of the Romance of the Three Kingdoms story, portray Zhuge Zhan as a strong-willed and chaste warrior. Zhuge Zhan was said to be as intelligent as his father, but he can always looks for those reluctant enemies to decide oppose him. When Shu emperor Liu Shan sought Zhuge Zhan's opinion on how to drive away the Wei's invaders, Zhuge Zhan is one of the major mourners of Wei Yan's funeral. Later on, he takes his role as the defense of Mianzhu. During the engagement, he disguised his late father Zhuge Liang and managed to scare off the enemy.
However, Deng Ai was able to regroup his armies and pursue Zhuge Zhan to Mianzhu. In Mianzhu, after Zhuge Zhan ensuring that reinforcements will not arrive, tried to make a final attack on Deng Ai's forces and was injured. Realizing that he failed to defend the city, Zhuge Zhan pulled up his sword and committed suicide. His death allowed his son Zhuge Shang to fight against enemy, the only one was killed by them.
Soon after, Mianzhu fell and the commanders in the city, including Huang Chong and Zhang Bao's son Zhang Zun, were died in battle.
Zhuge Zhan is an honorable and noble warrior who intends to do what is right for his country.
- Although inquisitive and intelligent, Zhuge Zhan was unable to live up to his father.