Gregory Macalister Mathews CBE (10 September 1876 - 27 March 1949) was an Australian amateur ornithologist.Mathews made his fortune in mining shares, and moved to England around 1900.He was Chairman of the British Ornithologists' Club from 1935-1938. He was made CBE in 1939 for his services to ornithology.Mathews described M. s.