Major-General Sir Francis Walter de Winton GCMG CB FRGS (21 June 1835 – 16 December 1901) was a British Army officer, colonial administrator and courtier in the Household of the Duke of York.

He notably served as Administrator-General of the Congo Free State under King Leopold II of Belgium.

He was promoted to captain in 1861 and served in British North America and Gibraltar, before working as military attache in Constantinople from 1877 to 1878.

He subsequently held administrative appointments in several African colonies, most notably working as Administrator-general of the Congo Free State.

In January 1892, de Winton became Controller and Treasurer in the household of Prince Albert Victor, Duke of Clarence and Avondale.