Sir George William Humphreys KBE (1863–1945) was a British civil engineer. Humphreys was born in London in 1863. He became a member of the Institution of Civil Engineers (ICE) on 7 March 1908. He became a member of the council of that institution in November 1917 and served as vice-president from November 1927. Humphreys was elected president of the ICE for the November 1930 to November 1931 session. After his term he returned to the council as a past-president and remained in that position until October 1937. In 1927 he was appointed a Knight Commander of the Order of the British Empire.