Ronald Harcourt Sanderson (11 December 1876 – 17 April 1918) was an English rower who competed in the 1908 Summer Olympics for Great Britain. He was killed in action during the First World War. Sanderson was born at Uckfield, Sussex, the only son of Rev. Edward Sanderson of Uckfield. He was educated at Harrow School and Trinity College Cambridge. Sanderson rowed for Cambridge in the Boat Race in 1899 and 1900 which were two victories for Cambridge.