Go Heung (고흥, 高興, ?-?) was an ancient Baekje, which was a one of the Three Kingdoms of Korea, scholar who served under King Geunchogo of Baekje.
Origins and his whole life are mostly unknown. His activity was just mentioned in Samguk Sagi as a scholar who wroted about the history of Baekje onto the manuscript called Seogi (서기, 書記), but it has not existence.