Cui Cha (崔詧) (died 689) was briefly a chancellor of the Chinese dynasty Tang Dynasty, during the first reign of Emperor Ruizong. Little is known about Cui Cha's career before his brief stint as chancellor, as, atypical for a chancellor, he did not have a biography in either the Old Book of Tang or the New Book of Tang. It is, however, known that his family was from Lantian (藍田, in modern Xi'an, Shaanxi). As of 684, he was serving as an assistant censor (監察御史, Jiancha Yushi), when, in the midst of a rebellion by Li Jingye the Duke of Ying against Emperor Ruizong's powerful mother and regent Empress Dowager Wu (later known as Wu Zetian), the chancellor Pei Yan suggested that Empress Dowager Wu could quell Li's rebellion easily by returning imperial authority to Emperor Ruizong. When Cui hear