Kiyonori Kikutake (菊竹清訓, Kikutake Kiyonori) is a prominent Japanese architect known as one of the founders of the Japanese Metabolist group. He has also been the tutor and employer of several important Japanese architects, such as Toyo Ito and Itsuko Hasegawa.

Kikutake was born in 1928 in Kurume, Japan. He is most well known for his "Marine City" project of 1958, which formed part of the Metabolist Manifesto launched at the World Design Conference in Tokyo in 1960 under the leadership of Kenzo Tange. He, along with fellow member Kisho Kurokawa was invited to exhibit work at the "Visionary Architecture" exhibition in New York of 1961, through which the Metabolists gained international recognition. Kikutake has continued his practice to this day, producing several key public buildings throughout Japan, as well as lecturing internationally. He is also the former President and current Honorary President of the Japan Federation of Architects & Building Engineers Association.

Kikutake has been the recipient of numerous awards both in his native Japan and internationally. These include the Japan Academy of Architecture Prize (1970) and the UIA (Union International des Architects) Auguste Perret Award (1978).