John Bruce Hamilton (2 April 1901 – 11 April 1968) was an Australian ophthalmologist. Hamilton was born in Hobart to merchant Clyde Hamilton and Beatrice Lilian, née Paxton. He attended Leslie House School in Hobart before studying at the University of Sydney, where he received a Bachelor of Medicine in 1924. After studying ophthalmic medicine in England at the Royal College of Physicians and Oxford University (1928–29), he returned to Tasmania to set up his own practice. He was also honorary or consulting ophthalmic surgeon to the Royal Hobart Hospital, the Queen Alexandra Hospital for Women and the Royal Tasmanian Society for the Blind and Deaf. In 1937, Hamilton and Dr W. D. Counsell presented a paper on hereditary eye disease and proposed remedies to the National Health and Medical Res