Sir Charles Alexander Cameron, CB was an Irish physician, chemist and writer prominent in the adoption of medical hygiene. For over fifty years he had charge of the Public Health Department of Dublin Corporation. He was elected President of the Royal College of Surgeons in Ireland (RCSI) in 1885.

Dr Steevens' Hospital, one of Ireland's most distinguished eighteenth-century medical establishments, was located at Kilmainham in Dublin Ireland. It was founded under the terms of the will of Richard Steevens, an eminent physician in Dublin. The seal of the hospital consisted of 'The Good Samaritan healing the wounds of the fallen traveller' with the motto beneath "Do Thou Likewise".