Carlo Butti (1 September 1891 – 14 March 1971) was an Italian decathlete who competed at the 1920 Summer Olympics,[1] He specialized in throws, but versatile to the point of participating in the Olympic Games in Antwerp 1920 in the decathlon.

[2] He has been nine times Italian champion in four different disciplines of athletics.

From 1929 to 1930, he was secretary of the Italian Athletics Federation (FIDAL) with the president Augusto Turati, a role that he continued to hold for a few months also in 1931, with the president Luigi Ridolfi.