Yishan (Manchu official)
 Yishan (Manchu: I Šan; Chinese: 奕山; ?-1878) was a Manchu official and nephew of the Qing Daoguang Emperor. Yishan belonged to the Bordered Blue Banner of the Eight Banners and was a great-great-grandson of Yinti who was outmaneuvered by the Yongzheng Emperor. He held a number of military posts in the Qing government.Yishan is known for his role commanding troops during the First Opium War and his failure to defend Guangzhou against British troops.