Yūtokutaishi Akiyama (秋山 祐徳太子, Akiyama Yūtokutaishi) (1935 – April 3, 2020) was a Japanese engraver artist, photographer, and politician. He was born in Tokyo. His works used tin engravings. In both 1975 and 1979 ran in elections for Governor of Tokyo.
From 1999 until 2003, Akiyama was a professor at Sapporo University. From 1992 until around 2009, Akiyama joined Genpei Akasegawa and Yutaka Takanashi in the informal group Raika Dōmei.
Akiyama died on April 3, 2020 in Tokyo at the age of 85.