During the First World War, Godfrey served on HMS Euryalus in the Dardanelles Campaign in 1915, and was present at the re-occupation of Sollum, during the bombardment of Smyrna, and in the Red Sea operations in support of the Arab forces. From 1916 to 1919 he was on the staff of the Commander-in-Chief in the Mediterranean, and then from 1921 to 1931 he was Deputy Director at the Royal Naval Staff College.