Lieutenant William Edrington Gray (born 11 October 1898, date of death unknown) was a World War I flying ace credited with seven aerial victories. Gray was born in Berwick-on-Tweed, England on 11 October 1898. He joined the Royal Naval Air Service on 25 July 1917. By May 1918, when Gray went operational, the RNAS had been incorporated into the Royal Air Force. Gray was assigned to a former naval squadron, No. 213, as a Sopwith Camel pilot. Gray's postwar history is unknown.