Following the outbreak of the Second Boer War in 1899, he joined the 1st Battalion of his regiment in South Africa in early 1900, where they took part in operations in the Orange Free State (February to May 1900), including the battles of Paardeberg (February 1900), Poplar Grove (March 1900) and Karree Siding. Later in 1900 he served in the Transvaal east of Pretoria, and the following year he served in Transvaal west of Pretoria, including the action at Vlakfontein (July 1901). For his service in the war he was promoted to captain on 18 May 1901, and was awarded the Queen's South Africa Medal with two clasps. Following the end of the war, he return to the United Kingdom in August 1902.