Sir Spencer Harcourt Butler GCSI, GCIE, DL, FRGS, FRSA, FRAS, FZS (1 August 1869 – 2 March 1938) was an officer of the Indian Civil Service who was the leading British official in Burma for much of his career, serving as Lieutenant-Governor (1915–17 and 1922–23) and later Governor of Burma (1923–27). He also served as Lieutenant Governor of the United Provinces of Agra and Oudh from 1918 to 1921 and later was the first governor of United Provinces of Agra and Oudh from 1921 to 1922.