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).

[citation needed] Educated at Harrow School and Balliol College, Oxford, Butler entered the Indian Civil Services soon afterwards, in 1890.

He served as governor of United Provinces from 3 January 1921 to 21 December 1922, and was followed by Sir William Sinclair Marris.

The Government of India in 1910 had appointed Butler as the first Member for Education with a seat on the Viceroy's Executive Council.

[citation needed] The Harcourt Butler Technological Institute, Kanpur established in 1921 was named after him which was granted a university status in September 2016.