Kō no Morofuyu (高師冬?, ? – 13 February 1351 (Nengocalc: Kannō 2, 17th day, 1st month)) was, together with his cousins Moronao and Moroyasu, one of shogun Ashikaga Takauji's most important generals during the Nanboku-chō period. He was adopted as a son by Moronao. He was kami (守・長官 highest of the four administrative positions of the ritsuryō system) of Mikawa province, shugo (governor) of Musashi province and Kantō kanrei. Defeated by Uesugi Noriaki during the Kannō Disturbance, he committed seppuku in Kai in 1351.