Prince Nhân Hu? Tr?n Khánh Du (?–1339) was the adopted prince of the Retired Emperor Tr?n Thánh Tông and a general of Ð?i Vi?t army in royal court of four successive emperors of the Tr?n Dynasty: Thánh Tông, Nhân Tông, Anh Tông, and Minh Tông.
Although notoriously known by his greedy character in peace, Tr?n Khánh Du was a prominent general during the war of resistance by the Tr?n Dynasty against the second and third invasions of the Yuan Dynasty.
Especially, Prince Nhân Hu? was considered as one of the most skilled commander of Tr?n navy who was credited with the victory of Ð?i Vi?t in Battle of Vân Ð?n (1287).