Sukemasa Irie (入江 相政, Irie Sukemasa, June 29, 1905 – September 29, 1985) was a Japanese essayist.

A second cousin of the Shōwa Emperor,^[1] Irie was born in Tokyo. He was a graduate of the University of Tokyo. He was Grand Chamberlain of Japan (1969–1985). He was a recipient of the Order of the Rising Sun and the Order of the Sacred Treasure.

^[1]

• 『入江相政日記』（朝日新聞社全6巻、1990年 - 1991年、朝日文庫全12巻、1994年 - 1995年）