Major-General Sir Gerald Farrell Boyd, KCB, CMG, DSO, DCM (19 November 1877 – 12 April 1930) was a senior British Army officer who served as Military Secretary from 1927 to 1930.

[5] The battalion stayed in South Africa throughout the war, and he returned home on the SS Orotava in December 1902, when they were stationed at Aldershot.

[2][7] Boyd served in the First World War, which began in the summer of 1914, with the 11th Infantry Brigade, commanded by Brigadier General Aylmer Hunter-Weston, as part of the British Expeditionary Force (BEF) which was sent to the Western Front.

[2] In February 1915 he became a general staff officer, grade 2 (GSO2) of the 1st Division,[8] and was promoted in March to major, when he transferred to the Royal Irish Regiment[9] and was advanced to the brevet rank of lieutenant colonel, "for distinguished service in the field", that same month.

[10] In July he took over the position of general staff officer, grade 1 (GSO1) of the 6th Division, in succession to Lieutenant Colonel John Shea.