Ito Ken'ichi (伊藤 憲一, Itō Ken'ichi, 7 March 1938 – 14 March 2022) was a Japanese diplomat and political scientist who was engaged in international politics and strategic studies. He was president and CEO of the Japan Forum on International Relations (JFIR) since it was founded in 1987, and served as chairman of the Global Forum of Japan (GFJ), chairman of the Council on East Asian Community (CEAC), and vice president of the Worldwide Support for Development (WSD). He was professor emeritus of Aoyama Gakuin University and held an Honorary Doctorate from the University of Cambodia.