Sergey Ivanovich Spasokukotsky (Russian: Серге́й Иванович Спасокукоцкий, June 10 [O.S. May 29] 1870, Kostroma—December 17, 1943, Moscow) was a Russian Empire and Soviet surgeon and a member of the Soviet Academy of Sciences since 1942. He was awarded the State Prize of the USSR for his monography Lung actinomycosis, apart from other distinctions (Order of Lenin and Order of the Red Banner of Labour).