Godfrey-Faussett was born in Canterbury, the son of the antiquary Thomas Godfrey Faussett. He was commissioned into the Royal Engineers as a second-lieutenant on 17 February 1888, was promoted to lieutenant on 17 February 1891, and to captain on 1 September 1898. He served in South Africa during the Second Boer War, attached to the Telegraph battalion, where he took part in the advance and Relief of Kimberley (October 1899 to February 1900), then served in the Orange Free State and the Transvaal Republic. Following the occupation of Transvaal, he was Director of Transvaal Telegraphs. For his services, he received the brevet rank of major on 29 November 1900.[3] Following the end of the war in June 1902, he returned home with other men of his division on the SS Pinemore, arriving at Southampton in October that year to be posted at Aldershot.[4]
In 1897, he married Mabel Gertrude Hemming, daughter of Sir Augustus Hemming, and they had a son and daughter. He died suddenly in 1942 at his home in Annes, Hadlow Down, Kent.[13]