Duke Zhuang may refer to these rulers from ancient China:

Duke Zhuang of Qin (died 778 BC) Duke Zhuang of Zheng (757–701 BC) Duke Zhuang I of Qi (died 731 BC) Duke Zhuang of Chen (died 693 BC) Duke Zhuang of Lu (died 662 BC) Duke Zhuang II of Qi (died 548 BC)

See also King Zhuang (disambiguation)